Pet Health Library

Vet-reviewed guides to pet symptoms and conditions — what's normal, what's not, and when to see a vet.

All (1031)🐕 Dogs (223)🐈 Cats (231)🐰 Rabbits (146)🐹 Guinea Pigs (99)🐹 Hamsters (82)🦜 Birds (87)🦎 Reptiles (37)🐾 Ferrets (43)

All topics 🚨Emergency(2)🤮Digestive(4)💨Respiratory(7)🍽️Eating & Drinking(4)👁️Eyes & Ears(2)🩺Chronic & Systemic(7)🐾Behavior(1)

Showing 25–48 of 87 articles found

🦜Bird HealthJun 16, 2026

Cockatiel Beak Overgrowth: Causes, Signs & Trimming

An overgrown cockatiel beak signals vitamin A deficiency, liver disease, scaly mites, or PBFD — not just a grooming need. Learn the causes, diagnosis, and

🦜Bird HealthJun 15, 2026

🩺Chronic & Systemic

Budgie Chronic Egg Laying: Health Risks, Prevention & Treatment

Chronic egg laying depletes calcium and risks egg binding in budgies. Learn environmental modifications, hormonal treatment options, and when to call the v

🦜Bird HealthJun 14, 2026

Budgie Sick Signs: 8 Early Warning Signs You Should Never Ignore

Budgies hide illness until it's critical. Learn 8 early warning signs — fluffed feathers, tail bobbing, quiet periods — plus air sac mites, psittacosis, and costs.

🦜Bird HealthJun 14, 2026

Cockatiel Feather Destruction: Medical Causes, Giardia, Behavioral Triggers & Treatment

Cockatiel feather destruction has medical and behavioral causes — Giardia, PBFD virus, nutritional gaps, or stress. Learn the full workup and treatment approach.

🦜Bird HealthJun 14, 2026

Budgie Vitamin A Deficiency: Signs & Diet Fixes

All-seed diets cause vitamin A deficiency in budgies — nasal discharge, oral plaques, sinus swelling. Learn signs, dietary fixes, treatment, and costs.

🦜Bird HealthJun 12, 2026

🩺Chronic & Systemic

Cockatiel Liver Disease: Yellow Droppings, Signs & Treatment

Yellow-green urates in cockatiel droppings are the key early warning of liver disease. Learn signs, causes, treatment, and the seed-diet connection.

🦜Bird HealthJun 12, 2026

Parrot Proventricular Dilatation Disease (PDD): Signs & Care

PDD causes parrots to pass whole seeds despite eating normally. Learn the signs of avian bornavirus disease, how it's diagnosed, and management costs.

🦜Bird HealthJun 11, 2026

Cockatiel Egg Binding: Signs & Emergency Treatment

Cockatiel egg binding is a life-threatening emergency. Learn the signs, why it happens, treatment, prevention, and costs.

🦜Bird HealthJun 11, 2026

💨Respiratory

Parrot Aspergillosis: Respiratory Signs & Treatment

Parrot aspergillosis is a serious fungal lung infection. Learn the respiratory signs, causes, treatment, prevention, and costs.

🦜Bird HealthJun 10, 2026

Cockatiel Night Frights: Injuries, Prevention & Care

Cockatiel night frights cause cage thrashing and injuries. Learn the signs, how to prevent them, when injuries need a vet, and costs.

🦜Bird HealthJun 10, 2026

Budgie Goiter: Iodine Deficiency Signs & Treatment

Budgie goiter from iodine deficiency causes regurgitation and breathing trouble. Learn the signs, diet fix, treatment, and costs.

🦜Bird HealthJun 9, 2026

Budgie Feather Loss: Normal Molt vs. Disease Causes

Budgie feather loss can be normal molt or serious PBFD virus. Learn to tell the difference, recognize French Molt, and understand treatment options.

🦜Bird HealthJun 9, 2026

💨Respiratory

Cockatiel Respiratory Infection: Warning Signs & Care

Cockatiels hide illness until critically ill. Learn early respiratory warning signs like tail bobbing, psittacosis zoonosis risk, and treatment costs.

🦜Bird HealthJun 7, 2026

Parrot Psittacosis: Signs, Risk to Humans & Treatment

Parrot psittacosis (chlamydiosis) spreads to humans and can cause pneumonia. Learn bird signs, the 45-day doxycycline treatment, and zoonotic precautions.

🦜Bird HealthJun 6, 2026

Gout in Pet Birds: Hyperuricemia, Signs, and Treatment

Bird gout causes swollen chalky toe joints, lameness, and internal urate deposits. Amazon parrots and raptors are most at risk. Diet change and allopurinol

🦜Bird HealthJun 6, 2026

Budgie Air Sac Mites: Clicking, Wheezing, Treatment

Budgie air sac mites cause clicking or wheezing with every breath, tail bobbing, and voice loss. Highly treatable if caught before severe respiratory distr

🦜Bird HealthJun 4, 2026

Cockatiel Crop Yeast: Sour Crop, Diagnosis, Nystatin Treatment

Cockatiel crop candidiasis causes slow crop emptying and sour regurgitation, especially in hand-fed chicks. Nystatin clears most cases in 7 to 14 days.

🦜Bird HealthJun 3, 2026

Cockatiel Psittacosis Symptoms: Parrot Fever and What to Do

Sneezing, lime-green droppings, and weight loss in a cockatiel can mean psittacosis — treatable, but also contagious to people.

🦜Bird HealthJun 3, 2026

Parrot Aspergillosis Symptoms: Voice Change and Tail Bobbing

Raspy voice, tail bobbing, and gradual weight loss in a parrot can mean aspergillosis — early diagnosis dramatically changes outcome.

🦜Bird HealthJun 2, 2026

Cockatiel Vitamin A Deficiency: Why Seed Diets Cause Sinusitis

Vitamin A deficiency from a seed-only diet causes sinusitis, foot lesions, and chronic infections in cockatiels. Here is what to look for and how to fix it

🦜Bird HealthJun 1, 2026

Parrot Bornavirus and PDD: Signs of Proventricular Dilatation

Bornavirus causes proventricular dilatation disease — chronic GI and neurological illness. Weight loss with undigested seeds in droppings is a red flag.

🦜Bird HealthJun 1, 2026

Budgie Iodine Deficiency: Signs of Thyroid Goiter

An iodine-deficient budgie develops a thyroid goiter that compresses the airway. Voice change and labored breathing are warning signs.

🦜Bird HealthMay 31, 2026

🩺Chronic & Systemic

Cockatiel Chronic Egg Laying: Signs, Risks, and Stopping It

A female cockatiel laying clutch after clutch can develop life-threatening calcium depletion or egg binding — environmental changes can break the cycle.

🦜Bird HealthMay 31, 2026

Budgie Chlamydia (Psittacosis): Signs and Why It Matters to Humans

Chlamydia psittaci in budgies causes ruffled feathers, runny droppings, and discharge — it can spread to people, so early testing matters.