Feather Picking / Plucking

Feather picking, also known as feather plucking, is a behavioral condition in which birds deliberately remove their own feathers by pulling them out at the base. This self-destructive behavior represents one of the most common and distressing problems encountered in companion birds, particularly affecting psittacine species such as parrots, cockatoos, and cockatiels. The behavior ranges in severity from occasional feather removal to compulsive plucking that leaves the bird nearly bald over accessible body areas. Understanding that feather picking typically represents a symptom of underlying issues rather than a primary disease is essential for effective management.

The causes of feather picking are multifactorial and often challenging to identify definitively. Medical conditions including skin infections, allergies, parasites, liver disease, and hormonal imbalances can trigger or contribute to the behavior. Environmental factors such as inadequate cage size, improper lighting, low humidity, and exposure to airborne irritants may initiate picking. Psychological stressors including boredom, loneliness, anxiety, lack of mental stimulation, and changes in household routine frequently underlie chronic cases. Nutritional deficiencies can cause skin and feather problems that prompt picking. In many cases, multiple factors interact, and the behavior may persist even after initial triggers are addressed, having become a compulsive habit.

The impact of feather picking extends beyond cosmetic concerns to affect the bird's physical and psychological health. Significant feather loss impairs thermoregulation, leaving birds vulnerable to temperature fluctuations. Protective barriers against skin injury are compromised. Self-esteem and social interactions may be affected in birds that are highly social. Severe cases may progress to self-mutilation involving skin damage, which carries additional health risks. For bird owners, watching their beloved companion engage in self-destructive behavior is emotionally distressing and can strain the human-animal bond.

Treatment of feather picking requires patience, dedication, and a comprehensive approach addressing all potential contributing factors. Thorough medical evaluation must precede behavioral interventions to identify and address any underlying health issues. Environmental modifications, enrichment, social interaction, and sometimes behavioral medication may all play roles in management. Early intervention before the behavior becomes entrenched significantly improves outcomes. Working closely with an avian veterinarian experienced in behavioral issues provides the best chance for improvement. While complete resolution is not always achievable, particularly in chronic cases, many birds can be helped to reduce or cease picking behavior with appropriate management.

Primary causes of feather picking include medical conditions that create physical discomfort or irritation prompting the bird to manipulate affected areas. Skin infections caused by bacteria, fungi, or yeast organisms can cause itching and discomfort. External parasites including feather mites, though uncommon in companion birds, may trigger picking behavior. Allergies to environmental factors, foods, or airborne particles create skin irritation. Internal diseases affecting the liver, kidneys, or other organs may manifest as skin and feather abnormalities. Giardia and other intestinal parasites have been associated with feather picking in some species. Heavy metal toxicity can affect skin and neurological function. Any condition causing general malaise may precipitate behavioral changes including feather manipulation.

Genetic and species-related factors significantly influence susceptibility to feather picking. Certain species demonstrate dramatically higher prevalence rates, with African Grey Parrots, Cockatoos, and Eclectus Parrots most commonly affected. This predisposition likely relates to the complex social and cognitive needs of these highly intelligent species, which may be difficult to adequately meet in captive environments. Individual temperament inherited from parent birds influences stress reactivity and coping mechanisms. Some avian behaviorists observe that birds from lines with a history of picking behavior appear more likely to develop similar problems, suggesting a genetic component to vulnerability. Certain color mutations may be associated with increased behavioral issues in some species.

Environmental and husbandry factors represent major contributors to feather picking development. Inadequate cage size restricting movement creates frustration and stress. Inappropriate diet lacking essential nutrients impairs skin and feather health while potentially affecting neurological function and mood. Insufficient exposure to natural or full-spectrum lighting disrupts circadian rhythms and hormonal regulation. Low humidity levels common in climate-controlled homes dry skin and feathers, causing irritation. Lack of bathing opportunities prevents normal feather maintenance. Exposure to cigarette smoke, cooking fumes, aerosol products, and other airborne irritants damages respiratory and integumentary tissues. Cage placement in high-traffic areas or near windows with predator views creates chronic stress. Irregular sleep schedules due to household activity patterns affect hormonal balance and psychological wellbeing.

Psychological and social factors frequently underlie chronic feather picking, particularly in highly intelligent species with complex emotional needs. Boredom from inadequate environmental enrichment and mental stimulation drives displacement behaviors. Loneliness and inadequate social interaction, whether with humans or other birds, creates anxiety. Changes in household dynamics including new family members, departures, schedule changes, or relocation trigger stress responses. Sexual frustration in mature birds without appropriate outlets manifests as behavioral problems. Attention-seeking behavior may develop when birds learn that picking elicits reactions from owners. Fear and anxiety from perceived threats or past negative experiences contribute to chronic stress. Early life experiences including weaning practices, socialization, and hand-rearing techniques influence psychological resilience.

The mechanism by which feather picking develops typically involves progression from response to triggers through establishment of habitual behavior. Initial picking may begin as a response to physical discomfort, stress, or boredom. The act of feather manipulation may provide sensory feedback or temporary relief that creates positive reinforcement. Endorphin release during picking creates a self-rewarding cycle. Neural pathways associated with the behavior become increasingly established with repetition. Over time, the behavior transitions from a response to specific stimuli to a compulsive pattern that persists independently of original triggers. This explains the difficulty of resolving long-standing cases, as the behavior has become neurologically ingrained. Understanding this progression emphasizes the importance of early intervention before habits become firmly established.

Early warning signs of feather picking often appear before obvious feather damage becomes visible. Increased time spent in preening postures, particularly with focused attention on specific body areas, may precede active picking. Owners may notice their bird holding feathers in the beak longer than normal or manipulating feathers with unusual intensity. Subtle changes in feather appearance including bent or twisted feathers indicate early damage. Restlessness or agitation during preening sessions suggests the behavior is taking on a compulsive quality. Small amounts of feather debris or down accumulating in the cage beyond normal preening residue may be present. The bird may seem distracted from normal activities by focus on feather manipulation. Recognizing these early signs provides the best opportunity for intervention before behavior becomes entrenched.

Common symptoms of established feather picking include visible feather loss in patterns characteristic of self-inflicted damage. Affected birds typically show damage to the chest, back, flanks, legs, and under the wings, while the head remains fully feathered because birds cannot reach this area with their beaks. This pattern helps distinguish picking from medical causes of feather loss, which typically affect all body regions including the head. Feathers may be completely removed, leaving bald patches, or may be damaged with chewed or frayed edges. Feather shafts remaining after barbs have been stripped create a stubble-like appearance. The extent of damage varies from mild thinning to near-complete baldness over accessible areas.

Behavioral changes accompany the physical signs of feather picking. Affected birds spend excessive time in preening postures, sometimes for hours daily. They may appear obsessively focused on feather manipulation, continuing the behavior when they would normally engage in other activities. Some birds become withdrawn and less interactive, while others display increased agitation. Changes in vocalization patterns, including either unusual quietness or excessive screaming, may occur. Sleep patterns may be disrupted. Appetite fluctuations are common, with some birds eating less while others show no change. Interest in toys and enrichment activities may decrease as the bird becomes preoccupied with picking.

Physical signs beyond feather damage provide additional information about the condition's severity and potential underlying causes. Skin in affected areas may appear normal, reddened, irritated, or thickened depending on duration and intensity of picking. In severe cases, progression to skin mutilation creates wounds requiring medical attention. Blood may be visible on remaining feathers or on skin. Stress bars appearing as horizontal lines across feather vanes indicate disrupted feather growth during stressful periods. Weight changes may occur due to stress-related appetite alterations. Overall appearance may become disheveled as the bird neglects normal grooming of remaining feathers.

Symptom progression in feather picking typically follows a pattern of gradual worsening without intervention. Initial picking of a few feathers may expand to affect larger body regions over weeks to months. The behavior often intensifies during stressful periods, hormonal cycles, or seasonal changes. Apparent improvement during some periods may alternate with episodes of increased picking. Triggers that exacerbate picking may become less specific over time as the behavior becomes compulsive. Chronic picking may progress to include skin mutilation in some individuals. Long-standing cases may result in permanent follicle damage preventing normal feather regrowth even if the behavior is stopped.

Emergency symptoms requiring immediate veterinary attention include any evidence of skin mutilation with wound creation. Active bleeding, visible tissue damage, or wounds of any size constitute emergencies. Sudden escalation of picking behavior, particularly when accompanied by other signs of illness such as lethargy, appetite loss, or abnormal droppings, warrants urgent evaluation. Birds showing signs of significant blood loss, weakness, or difficulty breathing require immediate emergency care. Self-mutilation involving the legs, feet, or wing tissue indicates severe behavioral disturbance needing urgent professional intervention.

Initial examination for feather picking begins with comprehensive history gathering and physical assessment by an avian veterinarian. The veterinarian will inquire about diet, environment, daily routine, social interactions, recent changes in household or husbandry, and duration and progression of the picking behavior. Information about when picking is observed, any apparent triggers, and what responses have been attempted helps characterize the behavior. Physical examination thoroughly evaluates feather condition, noting the pattern of damage to distinguish self-inflicted from medical causes. The characteristic sparing of head feathers supports behavioral origin. Skin condition in affected areas is assessed for evidence of infection, parasites, or inflammation. Overall body condition, weight, and general health status are evaluated to identify potential contributing factors.

Diagnostic testing for feather picking aims to rule out medical conditions that could be causing or contributing to the behavior. Blood work including complete blood count and biochemistry panel assesses organ function and may reveal evidence of infection, metabolic disease, or nutritional deficiencies. Specific disease testing may be recommended based on history and examination findings. Testing for Psittacine Beak and Feather Disease may be indicated to rule out this viral cause of feather abnormalities. Chlamydia testing may be performed given the potential systemic effects of this infection. Skin scrapings and feather samples allow evaluation for parasites, fungal elements, or abnormal feather structure. Cultures of skin or feathers may identify bacterial or fungal pathogens. Additional testing including thyroid panels, heavy metal levels, or imaging studies may be warranted based on initial findings.

Differential diagnosis involves distinguishing self-inflicted feather damage from medical causes of feather abnormalities. Psittacine Beak and Feather Disease causes progressive feather dystrophy and loss affecting all body regions including the head. Polyomavirus affects feather development in young birds. Nutritional deficiencies cause poor feather quality that may prompt secondary over-preening. External parasites including feather mites cause irritation that can trigger behavioral responses. Allergic dermatitis produces skin irritation potentially leading to picking. Bacterial and fungal skin infections cause discomfort driving feather manipulation. Hormonal disorders affect molting and may contribute to feather problems. The pattern of damage sparing the head strongly suggests behavioral origin, while medical causes typically affect all regions equally.

Diagnosis confirmation of behavioral feather picking is typically established by exclusion of medical causes combined with characteristic presentation. When thorough evaluation reveals no underlying medical condition, and the pattern of feather damage spares the head, primary behavioral feather picking is diagnosed. However, many cases involve both medical and behavioral components, as initial medical triggers may have established behavioral patterns that persist after medical issues resolve. Video documentation of picking behavior, owner observation reports, and response to initial interventions support the diagnosis. Establishing an accurate diagnosis guides development of appropriate, individualized treatment strategies.

Emergency and immediate treatment for feather picking addresses any acute complications while comprehensive evaluation proceeds. Birds with self-inflicted wounds require wound care including cleaning and potentially topical treatments. Systemic antibiotics may be prescribed if infection is present or likely. Physical barriers such as collars or specialized garments may be necessary to prevent access to wounds while they heal, though these devices can increase stress and require careful monitoring. Creating a calm, quiet environment reduces anxiety that may exacerbate picking. Ensuring adequate nutrition and hydration supports healing and overall health. These stabilization measures allow time for thorough diagnostic evaluation and development of a comprehensive treatment plan.

Medical management addresses any underlying or contributing health issues identified during diagnostic evaluation. Bacterial or fungal skin infections require appropriate antimicrobial therapy targeted to identified organisms. Parasitic infestations are treated with appropriate antiparasitic agents. Nutritional deficiencies are corrected through dietary improvement and supplementation, with particular attention to protein, amino acids, and vitamins essential for skin and feather health. Hormonal imbalances may be addressed through environmental modification to reduce reproductive stimulation or, in some cases, hormonal medications. Allergies may require dietary trials, environmental modifications, or medical management. Heavy metal toxicity requires chelation therapy. Successfully treating underlying medical conditions often significantly reduces the drive for feather picking, though established behavioral patterns may require additional intervention.

Behavioral modification forms the cornerstone of treatment for primary feather picking and remains essential even when medical factors contribute. Environmental enrichment provides mental stimulation through foraging opportunities, destructible toys, puzzle feeders, and varied environmental complexity. Increasing social interaction with family members addresses social needs, while avoiding inadvertently reinforcing picking with attention when it occurs. Establishing consistent daily routines provides predictability and reduces anxiety. Training sessions using positive reinforcement create mental engagement, build confidence, and strengthen the human-bird bond. Identifying and modifying environmental stressors removes ongoing triggers. Gradual desensitization to specific identified triggers may help when such triggers can be identified.

Supportive care measures complement specific medical and behavioral treatments. Providing regular bathing opportunities through misting, shower perches, or shallow water dishes promotes skin and feather health while providing enrichment. Maintaining appropriate humidity levels prevents skin dryness contributing to irritation. Full-spectrum lighting on appropriate timers supports normal physiological function. Dietary optimization ensures adequate nutrition for feather regrowth and overall health. Creating areas of environmental complexity encourages natural exploration and foraging behaviors. Sleep schedules providing adequate dark, quiet rest time support hormonal balance and psychological health.

Alternative and complementary treatments may benefit some birds as part of comprehensive management. Behavioral medications including anxiolytics or other psychotropic drugs may be prescribed by avian veterinarians for severe cases, typically in conjunction with behavioral modification rather than as sole treatment. Supplements such as omega fatty acids may support skin and feather health. Some practitioners use herbal remedies or flower essences, though scientific evidence for efficacy is limited. Environmental modifications including adding plants, changing cage location, or providing supervised outdoor time may improve psychological wellbeing. Introduction of companion birds benefits some individuals but requires careful consideration of compatibility and may not be appropriate for all situations.

Treatment decisions involve weighing multiple factors including severity and duration of picking, identified contributing causes, and practical considerations. Long-standing chronic cases typically require more intensive and prolonged intervention than recent-onset behavior. The presence of underlying medical conditions affects treatment priorities. Owner ability to implement behavioral modifications including time for interaction and enrichment influences strategy selection. Cost considerations may affect diagnostic depth and treatment options. Setting realistic expectations helps maintain owner commitment through the prolonged management often required. Complete resolution is not always achievable, and goals may need to focus on reduction rather than elimination of picking behavior.

Recovery timeline for feather picking varies considerably based on the duration and severity of the condition, underlying causes, and individual response to treatment. Recent-onset picking triggered by identifiable and correctable factors may show improvement within weeks of appropriate intervention. Chronic cases with deeply entrenched behavior patterns often require months to years of consistent management before meaningful improvement occurs. Feather regrowth itself takes time, with small feathers requiring weeks and large flight feathers requiring months to completely regenerate. Even when behavior modification succeeds, visible improvement may lag behind behavioral changes as feathers are replaced during normal molting cycles. Patient persistence through the recovery process is essential.

Post-treatment care for feather picking involves maintaining the environmental modifications, enrichment strategies, and interaction patterns that supported behavioral improvement. Dietary optimization should continue indefinitely. Any medications prescribed for underlying conditions must be administered as directed with appropriate follow-up. Continued monitoring for any recurrence of picking behavior allows early intervention if the bird begins to regress. Ongoing mental stimulation through training, foraging opportunities, and social interaction supports psychological health. Regular weighing and observation helps track overall condition. Scheduled veterinary rechecks allow professional assessment of progress and adjustment of management strategies as needed.

Prognostic factors for feather picking include duration of behavior before treatment, presence of identifiable and correctable underlying causes, species and individual temperament, and consistency of management implementation. Birds with recent-onset behavior responding to medical treatment or simple environmental changes have best prognosis for complete resolution. Chronic cases without identifiable medical triggers often prove most challenging. Species with complex psychological needs including African Grey Parrots and Cockatoos may be inherently more difficult to treat. Individual birds show variable resilience and response to interventions. The quality and consistency of environmental enrichment and social interaction significantly influence long-term outcomes.

Long-term outlook for birds with feather picking ranges from complete resolution to lifelong management needs. Some birds cease picking entirely with appropriate intervention and maintain normal feather coats indefinitely. Others improve significantly but experience periodic relapses, often associated with stressful events or hormonal changes. Chronic cases may require ongoing management to minimize rather than eliminate picking. Follicle damage from prolonged trauma may result in permanently abnormal feather growth in some areas regardless of behavioral improvement. Quality of life can remain good even in birds that continue some degree of picking, with focus on overall wellbeing rather than cosmetic perfection guiding management goals.

Environmental prevention of feather picking begins with providing housing and care that meets the physical and psychological needs of the species. Cage size should be appropriate to the bird's size, allowing freedom of movement, wing stretching, and climbing. Cage placement should balance social interaction with household members against providing security and consistent sleep periods away from evening activity and lights. Appropriate lighting including exposure to natural or full-spectrum light during the day supports normal physiological function. Darkness for 10 to 12 hours nightly allows adequate rest. Appropriate humidity levels maintained through humidifiers if necessary protect skin and feather health. Good air quality free from smoke, aerosols, and fumes protects respiratory and integumentary systems.

Quarantine protocols help prevent introduction of diseases that could trigger secondary feather picking. New birds should be quarantined for 30 to 90 days before introduction to existing birds. Veterinary examination and disease testing during quarantine identifies health issues. While quarantine does not directly prevent behavioral picking, it prevents diseases that might cause skin irritation or general malaise triggering behavioral responses. Ensuring new birds come from reputable sources reduces risk of acquiring birds with established behavioral problems or underlying health issues.

Dietary prevention ensures adequate nutrition supporting skin and feather health as well as psychological wellbeing. A balanced diet appropriate to the species provides necessary protein, vitamins, minerals, and other nutrients. High-quality formulated pellets provide reliable baseline nutrition for most psittacines. Fresh vegetables and appropriate fruits add variety and additional nutrients. Vitamin A from orange and dark green vegetables supports skin health. Adequate protein intake provides amino acids necessary for feather production. Avoiding excessive seed-based diets prevents nutritional imbalances associated with health and behavioral problems.

Health maintenance through regular veterinary care supports early detection of issues before they trigger behavioral problems. Annual wellness examinations provide opportunity for thorough evaluation and discussion of any concerns. Baseline blood work establishes reference values for future comparison. Maintaining records of weight, dietary intake, and behavioral patterns facilitates recognition of changes. Prompt attention to any signs of illness prevents progression that could trigger behavioral complications. Addressing health problems early prevents establishment of picking as a response to discomfort.

Early intervention represents the most effective approach when any signs of feather picking first appear. Prompt veterinary evaluation when abnormal preening is noticed allows diagnosis and treatment before behavior becomes habitual. Addressing environmental and social deficiencies immediately when identified prevents accumulation of stress that could manifest as picking. Providing appropriate enrichment and social interaction from the beginning of bird ownership establishes healthy behavioral patterns. Education about species-specific needs before acquiring a bird ensures appropriate preparation. Proper socialization and positive experiences during development promote psychological resilience that may protect against later behavioral issues.

Daily management of birds with feather picking requires consistent implementation of strategies to minimize triggers and provide alternative behavioral outlets. Establishing predictable routines reduces anxiety and provides structure. Morning greeting, fresh food, and interaction followed by activity periods and afternoon rest aligns with natural patterns. Scheduled out-of-cage time provides social engagement and exercise. Regular rotation of toys maintains novelty and interest. Training sessions provide mental stimulation while strengthening the bond with caregivers. Observant monitoring throughout the day identifies patterns and potential triggers. Documentation of behavioral patterns helps identify what strategies are most effective for the individual bird.

Home environment modifications support management of feather picking while enhancing overall quality of life. Cage positioning should allow social interaction while providing a sense of security. Environmental complexity within the cage through varied perches, toys, and foraging opportunities provides enrichment. Destructible items that satisfy the urge to manipulate may redirect behavior away from feathers. Humidity optimization through room humidifiers, particularly in winter, protects skin condition. Full-spectrum lighting on timers regulates circadian rhythms. Minimizing stressors including loud noises, sudden changes, and exposure to perceived threats reduces triggers. Creating a dedicated sleep area ensuring quiet and darkness supports hormonal balance.

Quality of life for birds with feather picking can remain excellent with appropriate management, and owners should focus on overall wellbeing rather than cosmetic appearance. Birds can lead happy, active, engaged lives despite visible feather damage. Maintaining the human-bird bond through positive interaction supports psychological health for both bird and owner. Environmental enrichment providing satisfaction and engagement may reduce picking even when complete elimination is not achieved. Training activities build confidence and provide purposeful activity. Celebrating improvements while accepting limitations maintains a positive relationship. The bird's happiness and health matter more than appearance.

Monitoring and ongoing care include regular observation of behavior and feather condition. Weekly weighing tracks body condition and provides early warning of problems. Periodic photographs document feather condition over time, helping identify patterns or changes. Journaling behavioral observations, environmental factors, and responses to interventions helps identify effective strategies and concerning patterns. Regular veterinary examinations allow professional assessment and guidance. Adjustment of management strategies based on ongoing assessment optimizes outcomes. Communication with the avian veterinarian about any concerns ensures appropriate response.

Caregiver support is essential for owners managing birds with chronic feather picking. The emotional burden of watching a beloved companion engage in self-destructive behavior can be significant. Connecting with support groups, online communities, or local avian clubs provides opportunities for sharing experiences and learning from others. Working with an understanding avian veterinarian who provides realistic expectations helps owners feel supported. Recognizing that complete resolution is not always possible allows appropriate focus on improvement and quality of life. Self-care for caregivers including recognizing frustration and seeking support when needed prevents burnout. Financial planning for ongoing management costs helps ensure sustainable long-term care.

High-risk species for feather picking include those with complex social and psychological needs that may be challenging to meet in typical captive environments. African Grey Parrots show exceptionally high prevalence rates, with studies suggesting 15 to 40 percent of captive individuals may be affected. Their high intelligence, sensitivity, and strong pair-bonding tendencies may make them particularly vulnerable when social and cognitive needs are not adequately met. Cockatoos of various species, particularly Umbrella and Moluccan Cockatoos, demonstrate high prevalence, likely related to their intense need for social interaction and tendency toward anxiety. Eclectus Parrots appear susceptible, with dietary factors potentially playing a larger role in this species. Quaker Parrots also show notable rates of feather picking.

Moderate-risk species include various psittacines that may develop feather picking under adverse conditions though at lower rates than high-risk species. Large Macaws occasionally develop picking, particularly in understimulating environments. Conures including Sun Conures and Green-Cheeked Conures sometimes present with picking behavior. Amazon Parrots may be affected though rates appear somewhat lower. Smaller species including Cockatiels, Budgerigars, and Lovebirds can develop picking though it may be less common than in larger species. Generally, less cognitively demanding species may be somewhat protected, though any bird can develop problems given sufficient adversity.

Screening recommendations for species at risk include thorough veterinary evaluation when acquiring new birds to establish baseline health. Behavioral assessment noting any signs of abnormal preening or anxiety helps identify early concerns. For high-risk species, owner education about prevention strategies and early warning signs is particularly important. Selecting birds from sources emphasizing appropriate socialization and behavioral health may reduce risk. When acquiring birds from rescues or rehoming situations, detailed behavioral history helps identify potential problems. Early intervention at the first sign of abnormal feather manipulation provides the best opportunity for prevention of established picking behavior.

Commonly co-occurring conditions with feather picking include other behavioral disorders reflecting underlying psychological distress. Screaming and excessive vocalization may accompany picking as manifestations of anxiety or attention-seeking. Stereotypic behaviors such as repetitive pacing, head-bobbing, or route-tracing indicate psychological dysfunction. Aggression may occur alongside picking in stressed birds. Self-mutilation involving skin damage represents a severe progression along the same behavioral spectrum. Chronic stress predisposes to other health problems including immune suppression and metabolic disturbances. Hormonal disorders contributing to picking may also cause other reproductive and behavioral issues.

Conditions with similar symptoms requiring differentiation from behavioral feather picking include various medical causes of feather abnormalities. Psittacine Beak and Feather Disease causes progressive feather dystrophy and loss but typically affects the head as well as body, unlike self-inflicted damage. Polyomavirus causes feather abnormalities in young birds. Bacterial and fungal skin infections may cause feather loss that could be confused with picking. External parasites cause irritation potentially leading to secondary behavioral picking. Nutritional deficiencies cause poor feather quality that may trigger over-preening. Allergic skin conditions cause irritation potentially initiating picking behavior. Distinguishing primary behavioral picking from medical causes with secondary behavioral components requires thorough evaluation.

Potential complications of feather picking include progression to self-mutilation involving skin wounds, which carry infection risk and require medical management. Secondary bacterial or fungal infection of damaged skin may occur. Chronic follicle trauma can result in permanent damage preventing future feather growth. Significant feather loss impairs thermoregulation. Chronic behavioral disturbance may affect overall quality of life and predispose to other health problems through chronic stress effects. Preventing complications through early intervention, environmental optimization, and prompt attention to any wounds is an important aspect of management.