Discover 15 unbelievable transparent animals that actually exist on Earth. See nature's most ghostly and rare creatures.

When staff at the Palm Springs Animal Shelter in Palm Springs, California, took in a stray kitten in early March, they weren't prepared for what they saw. The kitten weighed less than one pound and ...

Zoe went from critically puffed-up stray to foster care sweetheart in just over a week. How did she do it? Read on.

"The windpipe must've been damaged or punctured in some way, which caused the air to go from the windpipe into the external tissues." ...

Thinking of a pet snake? Skip the dander and daily walks. We explore the costs, lifespan, and best beginner species for ...

Bats are reservoirs for several zoonotic viruses, such as Ebola and coronaviruses. These pathogens can spread to humans ...

A shelter vet called it the craziest case he'd seen in years. The kitten at the center of it all? Absolutely adorable.

The capital murder trial of Ibraheem Yazeed enters its second week and sixth day of testimony Monday, following a rapid ...

How does a kitten stay playful when her whole body feels like a balloon? That was the unsettling sight waiting at Palm ...

Guinea pigs suffer silently. In the wild, they would quickly fall prey to predators if they showed signs of illness. That's why owners should be vigilant for even the smallest symptoms. PETBOOK has ...

The human heart is as deep as complex, and when it comes to matters of the woman heart, the discourse takes a unique turn in need of careful attention.

The FDA has released draft guidance that aims to clear up how drug developers can use alternative testing – but that doesn’t mean animal testing in the US is over.