Flat-faced dogs and cats have been bred to such extremes that they now look more like each other than their own ancestors, ...

Through intensive breeding, humans have pushed breeds such as pug dogs and Persian cats to evolve with very similar skulls ...

Aposematism refers to animals with obvious defense mechanisms, letting other predators know they're in for trouble.

Senescent skin cells, often referred to as zombie cells because they have outlived their usefulness without ever quite dying, ...

Not all zombie skin cells are the same. New research reveals three unique subtypes with different roles in aging and disease, ...

Consider the biological and social implications of humans having the ability to shed their skin like a snake.

Scientists note that the answer to this hairy question lies in evolution. Over hundreds of millions of years, a small handful ...

Scientists found that a single gene controls striking corn snake patterns like stripes and blotches. While essential for ...

Dubbed the “bone collector,” this caterpillar found on a Hawaiian island disguises itself while stalking spider webs for trapped insects to eat.

According to the Merck Veterinary Manual, both animal-to-human and animal-to-animal transmission of the bacteria can happen ...