Chicken Symptoms

Browse 70 guides from veterinary sources about chicken symptoms.

Abnormal Chicken Eggs: Soft Shell, Misshapen, Thin Shell or No Shell

Soft, thin, misshapen, or shell-less chicken eggs can signal diet, stress, or reproductive disease. Learn when to...

Blood From a Chicken’s Vent or Urates: What It Can Mean

Blood from a chicken’s vent or red-stained urates can signal coccidiosis, prolapse, egg problems, or injury. Learn when...

Blood in Chicken Stool: Causes, Coccidiosis Concerns & When It’s an Emergency

Blood in chicken stool can signal coccidiosis, intestinal injury, or severe disease. Learn urgent signs, vet options,...

Broody or Sick? How to Tell if a Hen Is Brooding or Unwell

Learn how to tell a broody hen from a sick chicken, which red flags need urgent vet care, and what home and veterinary...

Bumblefoot Symptoms in Chickens: Signs of a Foot Abscess

Learn the signs of bumblefoot in chickens, when to see your vet, home care steps, and realistic 2026 U.S. treatment...

Chicken Abdominal Bloating or Gas: Causes of a Swollen Belly

Chicken with a swollen belly? Learn common causes, urgent warning signs, vet care options, and realistic 2026 US cost...

Chicken Bad Breath: What Sour or Rotten Odor From the Beak Can Mean

Chicken bad breath can signal sour crop, mouth infection, canker, or respiratory disease. Learn when to monitor,...

Chicken Bloated Crop: Sour Crop, Impacted Crop or Something Else?

Chicken with a bloated crop? Learn signs of sour crop, impaction, and emergencies, plus vet care options, home...

Chicken Blue or Purple Comb: Poor Oxygenation, Circulation Problems & Emergencies

A blue or purple chicken comb can signal poor oxygenation, circulation trouble, frostbite, or serious infection. Learn...

Chicken Can’t Walk or Has Weak Legs: Causes, Urgency & What to Do

Chicken weak legs or inability to walk can signal injury, Marek’s disease, infection, toxins, or nutrition problems....

Chicken Cloacal or Vent Discharge: White, Yellow or Bloody Leakage Explained

Chicken vent discharge can signal egg binding, prolapse, infection, or irritation. Learn what white, yellow, or bloody...

Chicken Constipation: Signs of Trouble Passing Stool & What to Do

Chicken constipation can signal dehydration, diet problems, egg binding, or a cloacal blockage. Learn warning signs,...

Chicken Coughing: Causes of Coughing, Gasping or Throat-Clearing Sounds

Chicken coughing or gasping can signal respiratory infection, gapeworms, irritants, or airway blockage. Learn when to...

Chicken Diarrhea: Causes, Colors, When to Worry & Treatment Basics

Chicken diarrhea can signal stress, diet changes, parasites, or serious infection. Learn stool colors, red flags, vet...

Chicken Drinking a Lot of Water: Causes of Excessive Thirst

Chicken drinking a lot of water? Learn common causes, urgent warning signs, vet care options, home steps, and realistic...

Chicken Drooling or Excess Saliva: Mouth, Crop or Respiratory Causes

Chicken drooling can point to mouth sores, crop problems, toxins, or respiratory disease. Learn urgent signs, vet care...

Chicken Drooping Tail or Wings: Pain, Illness or Heat Stress?

Drooping wings or tail in chickens can signal heat stress, pain, injury, or serious illness. Learn when to monitor,...

Chicken Drooping Wing: Injury, Weakness or Neurologic Disease?

A chicken with a drooping wing may have trauma, weakness, or neurologic disease. Learn urgent signs, vet options, home...

Chicken Ear Swelling or Discharge: Causes of Ear Problems in Hens

Chicken ear swelling or discharge can signal infection, trauma, mites, or sinus disease. Learn when to monitor,...

Chicken Eating Bedding, Dirt or Non-Food Items: Pica Causes & Concerns

Chicken eating bedding, dirt, or non-food items can signal normal foraging, diet imbalance, parasites, or blockage....

Chicken Eye Discharge: Watery, Foamy or Thick Eye Drainage Explained

Chicken eye discharge can signal irritation, infection, or respiratory disease. Learn causes, red flags, vet care, home...

Chicken Facial or Sinus Swelling: Causes of Puffy Eyes and Swollen Face

Chicken facial swelling can signal infectious coryza, mycoplasma, trauma, or reportable disease. Learn causes, urgency,...

Chicken Feather Loss: Molting, Pecking, Parasites or Disease?

Chicken feather loss can be normal molt or a sign of pecking, mites, lice, stress, or illness. Learn when to monitor at...

Chicken Head Shaking: Ear, Eye, Respiratory or Neurologic Causes

Chicken head shaking can point to eye irritation, respiratory infection, parasites, or neurologic disease. Learn when...

Chicken Head Tilt or Wry Neck: Causes, Emergency Signs & Care

Chicken head tilt or wry neck can signal vitamin deficiency, ear disease, trauma, or serious infection. Learn emergency...

Chicken Hiding or Isolating: Why Your Hen Is Staying Away From the Flock

A hen hiding from the flock can signal stress, bullying, egg-binding, parasites, or illness. Learn when to monitor at...

Chicken Hot or Swollen Skin: Abscess, Cellulitis or Injury?

Chicken skin that feels hot or looks swollen may mean injury, abscess, or cellulitis. Learn when to monitor, when to...

Chicken Impacted Crop: Hard Crop, Slow Emptying & When It’s Urgent

Hard or slow-emptying crop in chickens can signal impaction, infection, or obstruction. Learn urgent signs, vet care,...

Chicken Incontinence or Constant Vent Soiling: Causes of a Dirty Bottom

Chicken with a dirty vent? Learn common causes, when to see your vet, home care steps, and realistic 2026 US cost...

Chicken Itching and Scratching: Mites, Lice, Skin Irritation & Relief

Chicken itching and scratching often points to mites, lice, or skin irritation. Learn when to monitor, when to see your...

Chicken Labored Breathing: Open-Mouth Breathing, Gasping & Emergency Causes

Chicken gasping or open-mouth breathing is an emergency. Learn common causes, when to see your vet now, home steps, and...

Chicken Lethargy: Causes, When to Worry & What to Do

Chicken lethargy can signal heat stress, egg binding, infection, parasites, or toxins. Learn urgent warning signs, vet...

Chicken Limping: Causes of Leg Pain, Injury or Illness

Chicken limping can signal injury, bumblefoot, infection, or Marek's disease. Learn when to see your vet, home care...

Chicken Losing Balance or Walking Drunk: Causes of Ataxia

Chicken walking drunk or losing balance can signal Marek’s disease, vitamin deficiency, toxins, or injury. Learn when...

Chicken Lumps and Bumps: Causes of Skin Masses, Swellings & Abscesses

Chicken lumps and bumps can mean abscesses, bumblefoot, fowl pox, injury, or tumors. Learn when to monitor, when to see...

Chicken Nasal Discharge: Runny Nose, Bubbles & Respiratory Infection Signs

Chicken nasal discharge can signal infection, ammonia irritation, or bird flu. Learn red flags, vet care options, home...

Chicken Not Drinking Water: Causes, Risks & What to Do Fast

Chicken not drinking water can turn serious fast. Learn common causes, dehydration risks, when to see your vet, and...

Chicken Not Eating: Causes of Loss of Appetite & When It’s Serious

Chicken not eating? Learn common causes, urgent warning signs, vet care options, home support, and realistic 2026 U.S....

Chicken Not Laying Eggs: Normal Pause or Sign of Illness?

Chicken stopped laying eggs? Learn normal pauses, warning signs of illness, when to see your vet, home care steps, and...

Chicken Pale Comb or Wattles: Anemia, Shock or Illness Warning Signs

Pale combs or wattles in chickens can signal anemia, shock, parasites, or illness. Learn urgent warning signs, vet care...

Chicken Panting or Heat Stress: Emergency Signs and Cooling Steps

Chicken panting can signal dangerous heat stress. Learn emergency warning signs, safe cooling steps, when to see your...

Chicken Paralysis: Sudden Leg, Wing or Neck Paralysis Causes

Chicken paralysis can signal Marek's disease, botulism, injury, or deficiency. Learn urgent signs, vet options, home...

Chicken Pecking Wounds or Bleeding Skin: First Aid & When It’s Serious

Chicken pecking wounds can turn serious fast. Learn safe first aid, red-flag signs, vet treatment options, and when...

Chicken Penguin Stance: Why a Hen Stands Upright With Tail Down

A hen standing upright with tail down can signal egg binding, internal laying, or infection. Learn urgent signs, vet...

Chicken Prolapsed Vent: Emergency Signs, Risks & Immediate Care

Chicken prolapsed vent is an emergency. Learn warning signs, common causes, immediate home steps, vet treatment...

Chicken Rash, Scabs or Skin Lesions: Common Causes & When to Act

Chicken scabs or skin lesions can come from mites, pecking injuries, infection, or fowlpox. Learn common causes, when...

Chicken Seizures: Emergency Causes, First Aid & What Happens Next

Chicken seizures are an emergency. Learn common causes, safe first aid, vet treatment options, and realistic 2026 US...

Chicken Shivering or Cold Stress: Causes, Risks & What to Do

Chicken shivering can mean cold stress, illness, or pain. Learn common causes, urgent warning signs, vet care options,...

Chicken Sitting Fluffed Up and Depressed: Causes & Next Steps

Chicken sitting fluffed up and depressed can signal egg binding, infection, parasites, or pain. Learn urgent signs, vet...

Chicken Sneezing: Common Causes, Home Checks & When to See a Vet

Chicken sneezing can come from dust, ammonia, or infection. Learn common causes, safe home checks, red flags, vet care,...

Chicken Sour Crop or Bad Breath: Symptoms, Causes & What Helps

Chicken sour crop or bad breath can signal yeast overgrowth, crop stasis, or impaction. Learn symptoms, causes, vet...

Chicken Squinting or Keeping One Eye Closed: Causes & What to Check

Chicken keeping one eye closed? Learn common causes, urgent warning signs, what to check at home, vet options, and...

Chicken Straining: Egg Problem, Constipation, Prolapse or Internal Laying?

Chicken straining can signal egg binding, prolapse, constipation, or internal laying. Learn urgent signs, vet options,...

Chicken Swollen Abdomen: Egg Yolk Peritonitis, Internal Laying or Ascites?

Chicken with a swollen abdomen? Learn signs of egg yolk peritonitis, internal laying, or ascites, when to see your vet,...

Chicken Swollen Eye: Common Causes of Puffiness Around the Eye

Chicken swollen eye? Learn common causes, when to see your vet urgently, home care steps, and realistic 2026 U.S....

Chicken Swollen Joints, Toes or Feet: Injury, Infection or Gout?

Chicken with swollen joints, toes, or feet? Learn common causes like injury, bumblefoot, infection, and gout, when to...

Chicken Tremors or Shaking: Causes of Trembling, Weakness & Neurologic Signs

Chicken tremors can signal vitamin deficiency, toxin exposure, or serious neurologic disease. Learn urgent signs, vet...

Chicken Vocalization Changes: Quiet, Hoarse, Raspy or Unusual Noises

Chicken suddenly quiet, hoarse, or raspy? Learn common causes, urgent warning signs, vet care options, home support,...

Chicken Vomiting or Regurgitation: Crop Problems, Aspiration Risk & What to Do

Chicken vomiting or regurgitation can signal crop impaction, sour crop, or aspiration risk. Learn urgent warning signs,...

Chicken Weight Gain or Swollen Belly: Causes of Abdominal Enlargement

Chicken swollen belly or sudden weight gain can signal egg yolk peritonitis, ascites, or egg binding. Learn when to...

Chicken Weight Loss: Causes of a Skinny Hen or Rooster

Chicken weight loss can signal parasites, poor nutrition, crop problems, or serious disease. Learn when to monitor,...

Chicken Wheezing or Rattling Breaths: Causes & Urgent Warning Signs

Chicken wheezing or rattling can signal respiratory infection, airway irritation, or avian flu. Learn urgent warning...

Chicken Yawning or Gaping: Respiratory Irritation, Gape Worms or Something Else?

Chicken yawning or gaping can mean heat stress, airway irritation, respiratory infection, or gapeworm. Learn when to...

Dehydration in Chickens: Signs, Causes & How Serious It Can Get

Learn the signs, causes, urgency, and treatment options for dehydration in chickens, plus when to see your vet and what...

Egg-Bound Chicken: Signs, Emergency Symptoms & What to Do

Egg-bound chickens need fast care. Learn the signs, emergency symptoms, vet treatment options, home comfort steps, and...

Pasted Vent in Chicks: Why Poop Sticks to the Vent & What to Do

Pasted vent in chicks can signal stress, chilling, overheating, dehydration, or infection. Learn when to clean it at...

Red Eye in Chickens: Causes of Eye Inflammation, Irritation & Infection

Red eye in chickens can signal irritation, injury, or infection. Learn common causes, when to see your vet, home care,...

Signs a Chicken Is Crashing: Sudden Decline Before Death

Learn the red-flag signs a chicken is crashing, common causes, when to see your vet immediately, and realistic care...

Sudden Aggression in Chickens: Causes of Irritability, Pecking & Behavior Changes

Sudden aggression in chickens can signal stress, pain, crowding, or illness. Learn causes, when to see your vet, home...

Vent Gleet in Chickens: Dirty Vent, Odor, Discharge & What It Means

Vent gleet in chickens can mean cloacal irritation, diarrhea, infection, or reproductive disease. Learn when to...

Medical Disclaimer

The information provided on this page is for general informational and educational purposes only and is not intended as a substitute for professional veterinary advice, diagnosis, or treatment. This content is not a diagnostic tool. Symptoms described may indicate multiple conditions, and only a licensed veterinarian can provide an accurate diagnosis after examining your animal. Never disregard professional veterinary advice or delay seeking it because of something you have read on this website. Always seek the guidance of a qualified, licensed veterinarian with any questions you may have regarding your pet’s health or a medical condition. Use of this website does not create a veterinarian-client-patient relationship (VCPR) between you and SpectrumCare or any veterinary professional. If you believe your pet may have a medical emergency, contact your veterinarian or local emergency animal hospital immediately.