PETBOOK magazine offers answers to all things cats, dogs and animals

Hidden Features Squirrels Use Their Tails as Umbrellas

Squirrels are known in the animal kingdom not only for their climbing skills but also for their extremely bushy tails, which offer them many advantages.

Common Illness How to Recognize Arthritis in Your Horse

If a horse suddenly moves more stiffly or doesn't walk smoothly, arthritis could be the cause. PETBOOK explains what owners should watch for.

Somewhere between a lovable clown and a stubborn mule lies the temperament of the Miniature Bull Terrier.

Miniature Bull Terrier Don't Underestimate This "Bully"

The Miniature Bull Terrier impresses with its unique personality and distinctive head shape. However, owning one requires careful consideration.

Australian Sea Lion Elvis Visits the Dog Groomer

Experience Report My First (and Last?) Visit to the Dog Groomer

PETBOOK author Manuela Lieflaender took her male dog, Elvis, to the groomer for the first time and had quite an unusual experience.

Siamese Cat Peeks Out From Between Cushions

Behavior Explained Cats Watch Us While We Sleep: Here's Why

Why Does My Cat Stare at Me While I Sleep? Cat Expert Saskia Schneider Explains the Most Common Reasons–From Affection to Hunger

Russian Blue Cat in Front of a Plate of Wet Food

Expert Explains Cat Sniffs Food but Doesn't Eat? Here's Why

A Quick Sniff–No, I Don't Like That: Why Do So Many Cats Exhibit This Behavior and When Should You Be Concerned?

Dogs ›

Dog Raising Its Paw Against a Gray Background

Coach Explains Why Many Overlook These Signals in Dogs and What They Mean

Dogs communicate through subtle movements and small gestures. PETBOOK explains what calming signals look like and what they mean.

Woman lies on the floor with bent legs while the dog stands beside her

On Social Media Dog Owners Pretend to Faint! Trainer Warns Against Trend

Social media trend: people pretend to faint. How dogs perceive it and why it can cause stress, explained by an expert.

Versatile Underdog Why Hardly Anyone Knows the Dutch Shepherd

The Dutch Shepherd impresses with its versatility, character, and three coat types—ideal for experienced enthusiasts.

"I don't want him to suffer"—this is likely one of the most common phrases veterinarians hear in their practice. In an interview with PETBOOK, veterinarian Dr. Debbie explains why this statement often leads to a dilemma.

Veterinarian 'Dogtor Debbie' in Interview "I Don't Want Him to Suffer"–Why This Can Harm Animals

"I don't want him to suffer." But this very sentence can become a problem. Veterinarian "Dogtor Debbie" explains the dilemma behind it.

A dog lies in a basket with a bandage after surgery.

Causes, Symptoms, and Life Expectancy How to Identify a Mast Cell Tumor in Dogs

A mast cell tumor in dogs often goes unnoticed for a long time. Skin nodules in dogs may seem harmless but can trigger serious symptoms.

An older dog runs across a meadow with a ball in its mouth.

What Owners Should Know Can Exercise Prevent Dementia in Dogs?

Can exercise prevent dementia in dogs? New data shows links between activity, CCD, and mental fitness in aging dogs

Cats ›

A dog and a cat are lying together on a carpet.

Possible Reasons Why Cats and Dogs Vomit on the Carpet

When dogs and cats vomit, it often ends up on the only carpet in the room. PETBOOK explains why this happens.

Common Mistake You only feed your cat twice a day? That could harm the animal.

Many people feed their cats twice a day. PETBOOK explains the potential health implications of this practice and how often you should feed your cat.

Flounder the fishing cat next to her soundboard

Unexpected Abilities "Where Friend?" – When Animals Start Asking Questions

Can animals ask questions, or are we interpreting this incorrectly? Soundboards provide intriguing insights into our pet's communication.

Pinned-back ears and a fixed stare: This cat clearly shows it is not enjoying the situation.

Expert Provides Insight Cat-Spanking: Is the Social Media Trend Fun or Animal Cruelty?

In "cat spanking," cats are hit on the rear—supposedly because they "love" it. However, in most cases, the opposite is true.

According to a Study Did You Know? Cats Meow More at Men

A new study examined the greeting behavior of cats. Particularly interesting: Cats meow more often when men enter the door.

Many Owners Do It Does My Cat Understand Me When I Meow at Her?

Meowing at cats: Sensible or confusing? PETBOOK explains how cats perceive our "meow" and what it means for our relationship with them.

Small pets ›

Suitable Enclosure Keeping Rabbits Outdoors: What Owners Should Know

Rabbits in the garden sound particularly natural. However, those who want to keep their animals outside must take several precautions.

Hamsters, Rabbits, and More Is It Safe to Feed Carrots With Black Spots?

Many animals enjoy eating carrots—but can hamsters, rabbits, and the like eat them if they have black spots?

Creepy Phenomenon How Does a Rat King Form?

The Rat King–a rare natural phenomenon that has fascinated people for centuries. PETBOOK explains how it occurs.

A rabbit sits on the grass in front of the outdoor enclosure.

Sensitive Digestive System Why Stomach Overload in Rabbits Quickly Becomes Dangerous

If a rabbit stops eating and appears unusually tense, it may indicate a stomach overload. PETBOOK explains how this can happen.

How Do I Know if My Rabbit Is Overweight?

Obesity in Small Animals Is Your Rabbit Overweight? Here's How to Tell

How do owners know if their rabbit is too fat or too thin? PETBOOK explains the Body Condition Score and advises what owners should look out for.

Buy or Adopt Where Can You Actually Buy a Hamster?

If you're considering buying a hamster, it's important to think it through carefully. PETBOOK shares what prospective owners should pay attention to.

Horses ›

Horse being washed, second image inserted with foam, sweating horse

Shampoo or Sweat? Did You Know? Why Horses Sweat Foam

Is It Sweat or Shampoo? Horse sweat often appears foamy—PETBOOK explains the reasons behind this and how much sweat is considered normal.

Expert Provides Insight Are mares in heat really more "moody"?

A mare in heat is often quickly labeled as "moody." Behavioral biologist Dr. Vivian Gabor explains why this is problematic.

two women examine the legs of a horse standing still

Most Common Causes Why Is My Horse Lame?

If a horse is limping, there can be various causes. PETBOOK explains what owners need to pay special attention to.

On Many Pastures Why Do Some Horses Wear Masks?

Have you ever seen horses wearing masks in the pasture? PETBOOK explains what's behind this and how to properly fit a mask on your horse.

Winners, jury, and host of the Equestrian Creator Awards 2026 (from left to right): André Karkalis, Michaela Stocker, Linda Krüger, Sarah Wollenweber, Annika Krämer-Kühl, Beatrix Hentschel, Patrick Thomalla, Michelle Buchholtz, Christoph Hess, Nina Aschhoff, Daniel D’Amico.

Equestrian Creator Award The Best Horse Influencers of 2026 Have Been Announced

The Equestrian Creator Awards 2026: These horse influencers were honored—and one winner takes home two awards.

Even seemingly harmless foods can be dangerous for horses and ponies—unauthorized feeding can, in the worst case, be fatal.

Underestimated Danger Well-Intentioned but Deadly: Why Feeding Horses Is Prohibited

Many people illegally feed other people's horses with seemingly harmless foods or grass. This can be fatal for the animals.

Birds ›

Budgerigars display their vitality through lively social behavior, vigorous preening, and vibrant colors—all of which contribute to a long life.

Popular Pet Birds Do You Know How Long Budgerigars Live?

Do you know how long parakeets live? PETBOOK explains what factors influence their lifespan.

A songbird looks into the camera while singing

Singing Talents Decorative Bird Chirping Too Loud? Here's Why

If the birds are chirping too loudly, many owners start to worry if everything is okay with their pets. Possible reasons why.

Comprehensive Overview Buying a Budgie: What to Consider Before Getting One

Budgerigars are not beginner pets. PETBOOK explains the essential questions you should ask yourself before purchasing these birds.

Popular Songbirds Canary Not Singing Anymore? Here Are Possible Reasons

When a canary stops singing, owners quickly become concerned. What could be behind this and when you should see a veterinarian.

Pigeon Sits on Nest with Eggs on Balcony

Animal Roommates What to Do About a Pigeon Nest on Your Balcony

PETBOOK author Nina Ponath is familiar with having a pigeon nest on the balcony and explains what to do.

Take a Closer Look Tiny Detail Reveals Your Budgie's Sex

Knowing the sex of a budgerigar is crucial for proper group composition. Here's the detail that reveals it.

Aquarium & terrarium ›

Reptile Care How to Properly Clean a Bearded Dragon Terrarium

In the bearded dragon terrarium, hygiene and calm routines are key during cleaning, though some people often make mistakes.

Challenging Amphibian Dart Frog Named Pet of the Year 2026

Colorful and fascinating—the poison dart frog is pet of the year 2026. Here's what to consider for care, equipment, and protection.

Red-bellied short-necked turtle on a rock

Red-bellied Short-necked Turtle This Turtle Can Even Be Kept in Groups

The red-bellied short-necked turtle is an exotic reptile commonly found in home terrariums and can also be kept in groups.

Magnetic cleaner used to remove algae from aquarium

Vegetation on the Basin Aquarium Without Algae? Why It's Nearly Impossible–and How to Still Achieve Clear Water

Algae in aquariums can become troublesome if they multiply excessively. Which types are problematic and which are not.

Expert Explains Feeding Reptiles Properly: These 5 Principles Protect Against Diseases

Properly feeding reptiles means understanding their needs and ensuring their health and well-being through a tailored diet.

A green sea turtle swims through the ocean

Life Expectancy of Reptiles How Old Do Turtles Actually Get?

How long do turtles live? PETBOOK provides a comparison of lifespans from small aquatic turtles to giant land tortoises.

Wildlife ›

As Long as a Bus The World's Largest Sea Snake Likely Ate Sharks

The world's largest sea snake, Palaeophis colossaeus, likely preyed on sharks and swimming dinosaurs.

Desert Hairy Scorpion (Hadrurus arizonensis)

New Research Shows Powerful Weapons: Scorpions Have Metal in Their Stingers and Claws

New study reveals: Scorpions strengthen stingers and claws with metal–a key factor in hunting strategy and evolution.

Attacks on People and Dogs Expert on Fox Attacks in Berlin: "Behavior Fits a Misimprinting"

A fox in Berlin is reportedly attacking people and dogs. Fox expert Daniel Peller has analyzed the case and offers a clear assessment.

Dark Wolf Spider Pardosa amentata on Leaf

Are They Coming to the Apartment as Well? How Dangerous Are Wolf Spiders and How to React Properly

There are many types of wolf spiders. To some people, they may look threatening, but are they really? PETBOOK explains.

Heinz Sielmann Foundation The Squirrel Is the Garden Animal of the Year 2026

The squirrel is the Garden Animal of the Year 2026. Here's why these cute rodents aren't as harmless as they appear.

Carrion Crow (right), Hooded Crow (left)

Biologist Explains Why Crows Look Different in Eastern Germany

While carrion crows in the West are jet black, hooded crows in the East sport gray and black plumage. However, all crows were once black...

Animal protection ›

Dog Trainer Takes Stock "Adopt, Don't Shop"? Why We Should Critically Examine the Slogan

The slogan "Adopt, don't shop" is almost a fundamental principle in the dog world. However, behind this appealing promise lie contradictions.

Also from the German Animal Welfare Federation "Pigeons Are Losing Their Instincts"–Deutsche Bahn Poster Sparks Intense Criticism

A Deutsche Bahn poster warns: Feeding pigeons could cause them to lose their instincts. Animal rights activists disagree.

"Rats of the sky"? Günther Jauch's comments on pigeons in the April 13, 2026, broadcast spark debate

"Rats of the Sky" Pigeon Hatred on "Who Wants to Be a Millionaire?" Animal Rights Activists Criticize Jauch

Günther Jauch's pigeon comments on "Who Wants to Be a Millionaire?" sparked criticism. Activists accuse him of reinforcing stereotypes.

According to the Animal Welfare Organization Targeted Killing: Stray Dogs Face Severe Challenges in These Countries

In some countries, stray dogs face more challenges than in others. An animal welfare organization has created a ranking.

Turned in for Hedgehog Care Found with 70 Ticks! Rescuers Fight to Save Hedgehog Uschi

Hedgehog Uschi was found with an astonishing 70 ticks. PETBOOK inquired about her current condition and the treatment she received.

Mass Breeding and Cruel Killing? How Bumblebees Suffer for Tomato Cultivation

Bumblebees are bred in large numbers for tomato cultivation. But what happens to the colonies afterward? PETBOOK sought answers.