Pet Health Library

Guides to pet symptoms and conditions, cited to the veterinary literature — what's normal, what's not, and when to see a vet.

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All topics 🚨Emergency(113)🤮Digestive(128)💨Respiratory(96)🚽Urinary(34)🐛Parasites(63)🌿Skin & Coat(130)🦴Mobility(77)🍽️Eating & Drinking(51)👁️Eyes & Ears(103)🦷Dental(53)🩺Chronic & Systemic(160)🐾Behavior & Training(60)🛡️Wellness & Prevention(42)🐣New Pet & Care(19)

Showing 145–168 of 1174 articles

🦔Hedgehog HealthSep 2, 2026

🦴Mobility

Hedgehog Limping: Foot Injury, Arthritis, or Neurologic Trouble?

Limping in a hedgehog can come from an injured nail, sore foot, trapped limb, fracture, arthritis, constricting fiber, nerve disease, or a mass. Learn what to check safely and when it is urgent.

🐟Fish HealthSep 2, 2026

🌿Skin & Coat

Goldfish Missing Scales: Injury, Irritation, or Skin Disease?

Missing scales are a skin injury, not a diagnosis. Check water quality, tank hazards, aggression, rubbing, sores, and the whole fish before choosing any treatment.

🐭Gerbil HealthSep 2, 2026

🦴Mobility

Gerbil Limping: Foot Injury, Fracture, or Another Cause?

A limping gerbil may have a trapped toe, torn nail, sprain, fracture, sore foot, or deeper illness. Restrict climbing, inspect the enclosure, and arrange prompt exotic-veterinary assessment.

🦎Reptile HealthSep 2, 2026

🌿Skin & Coat

Snake Nose Rubbing: Rostral Abrasions and Enclosure Clues

Repeated nose rubbing can injure a snake’s snout and may signal an enclosure, escape, stress, shedding, parasite, or medical problem. Protect the nose, review the setup, and seek reptile care for open, swollen, or persistent lesions.

🐕Dog HealthSep 2, 2026

🐾Behavior & Training

Puppy Basic Training Timeline: What to Teach by Age

Puppy training works best as a sequence of useful life skills, not a race through commands. Start with attention, handling, toileting, rest, and recall foundations, then add duration and distractions at your puppy’s pace.

🦜Bird HealthSep 2, 2026

🚨Emergency

Parrot Broken Toenail: Bleeding, Pain, and What to Do

A torn parrot toenail can bleed, hurt, and hide a deeper toe or foot injury. Keep the bird calm, use gentle direct pressure for active bleeding, avoid pulling the nail, and seek avian care when bleeding, pain, swelling, or perching problems persist.

🐁Mouse HealthSep 2, 2026

🦴Mobility

Mouse Head Tilt: Balance Problems and Urgent Signs

A persistent head tilt in a mouse can reflect vestibular dysfunction, ear or respiratory disease, trauma, or a neurologic problem. Reduce fall risk, avoid home ear treatment, and arrange prompt exotic-veterinary assessment.

🐟Fish HealthSep 2, 2026

👁️Eyes & Ears

Goldfish Cloudy Eye: Water Problems, Injury, or Eye Disease?

A cloudy goldfish eye is a visible sign, not a diagnosis. Check whether one or both eyes are affected, test the water, look for bubbles or injury, and arrange fish-veterinary help when vision, appetite, breathing, or the eye itself is worsening.

🐕Dog HealthAug 31, 2026

🐾Behavior & Training

New Puppy Sleep Schedule and Nighttime Crying: What’s Normal

A new puppy’s sleep and nighttime crying vary with age, bladder capacity, routine, and individual temperament. Use a calm, predictable plan while watching for distress or illness that needs veterinary help.

🦔Hedgehog HealthAug 31, 2026

👁️Eyes & Ears

Hedgehog Ear Discharge: Infection, Mites, or Skin Disease?

Ear discharge, odor, crusting, or pain in a hedgehog can arise from otitis, mites, or inflamed skin. Avoid cleaning deep in the ear and arrange an exotic-pet examination.

🐾Ferret HealthAug 31, 2026

🚽Urinary

Ferret Straining to Urinate: An Emergency Warning Sign

Repeated straining with little or no urine can signal urinary obstruction in a ferret. Treat it as urgent, minimize handling, and do not squeeze the abdomen or try home remedies.

🐭Degu HealthAug 31, 2026

👁️Eyes & Ears

Degu Eye Discharge: Dental Roots, Injury, or Eye Disease?

Eye discharge in a degu may come from the eye surface, tear drainage, or dental disease affecting nearby structures. Prompt examination matters when discharge persists, the eye closes, or appetite changes.

🐟Fish HealthAug 31, 2026

💨Respiratory

Aquarium Fish Red Gills: Water Quality, Gill Disease, and Urgency

Red or unusually dark gills are a sign, not a diagnosis. Check the whole tank and water quality promptly, increase safe aeration, and seek aquatic veterinary help when breathing or behavior changes.

🐀Rat HealthAug 31, 2026

🤮Digestive

Rat Diarrhea: Loose Stool, Dehydration, and When to Act

True watery diarrhea in a pet rat is different from one soft stool and can quickly become important when appetite, activity, or hydration changes. Document the stool, isolate safely, and arrange prompt veterinary assessment.

🦜Bird HealthAug 31, 2026

🦷Dental

Pet Bird Overgrown Beak: Causes, Feeding Problems, and Care

An overgrown or misshapen beak is not merely a grooming issue. It can interfere with eating and may reflect nutrition, disease, trauma, or abnormal wear, so trimming and diagnosis belong with an avian veterinarian.

🐈Cat HealthAug 31, 2026

🛡️Wellness & Prevention

New Kitten FeLV and FIV Testing: Why and When

A new kitten's FeLV and FIV status cannot be determined from appearance alone. Learn when testing is useful, why one result may need confirmation, and how to protect resident cats while answers are pending.

🐁Mouse HealthAug 31, 2026

🚽Urinary

Blood in a Mouse's Urine: Causes and Urgent Signs

Red staining in a pet mouse may come from urine, the reproductive tract, skin, or another source. Confirming the source requires an examination; straining or inability to urinate is an emergency.

🐭Chinchilla HealthAug 31, 2026

💨Respiratory

Chinchilla Sneezing and Nasal Discharge: What to Check

Repeated sneezing or nasal discharge in a chinchilla can reflect respiratory disease, irritation, dental disease, or another problem that cannot be diagnosed from the discharge alone. Reduce irritants and arrange prompt exotic-veterinary care.

🦎Reptile HealthAug 29, 2026

🍽️Eating & Drinking

Red-Eared Slider Not Eating: Husbandry, Illness, and Urgency

A red-eared slider may stop eating because of temperature, lighting, stress, mouth or respiratory disease, pain, or systemic illness. Check the setup, but do not delay care for red flags.

🐭Degu HealthAug 29, 2026

💨Respiratory

Degu Breathing Fast: Respiratory Distress and Urgent Signs

Fast, noisy, or effortful breathing in a degu is not a diagnosis and can become an emergency. Minimize handling, check the environment, and arrange prompt exotic-veterinary care.

🐈Cat HealthAug 29, 2026

🛡️Wellness & Prevention

Choosing a Kitten Food: First-Year Nutrition Guide

Choose kitten food by the nutritional adequacy statement, calorie information, and your kitten's growth and body condition—not package buzzwords or one ingredient.

🦜Bird HealthAug 29, 2026

🌿Skin & Coat

Canary Bumblefoot: Red, Swollen Feet and Safe Next Steps

A red, smooth, crusted, or swollen canary foot may be pododermatitis, but trauma, mites, constriction, and deeper disease can look similar. Learn what to check and avoid.

🐟Fish HealthAug 29, 2026

🚨Emergency

Aquarium Fish Nitrite Poisoning: Brown Blood Disease and Urgent Steps

Nitrite can impair oxygen transport even when a tank contains oxygen. Test promptly, increase aeration, stop feeding temporarily, and address the nitrogen-cycle failure safely.

🦎Reptile HealthAug 28, 2026

🌿Skin & Coat

Turtle Red Plastron: Injury, Shell Disease, or Emergency?

Redness on a turtle's plastron can reflect surface irritation, injury, shell disease, or systemic illness; color alone cannot identify the cause. Photograph the change, assess the whole turtle and habitat, and seek prompt reptile care for spreading redness, soft or damaged shell, discharge, weakness, or appetite loss.