The animal kingdom is made up of millions of species, many of which seem very unusual and may make people wonder how, or why, the animal evolved the way it did. Within the animal kingdom, most people ...

Forget fluffy puppies and purring kittens; some people have a fondness for the truly peculiar when it comes to their animal ...

We all think our dogs are the best-looking fur babies on the planet. But the truth is that there are some pretty strange dogs out there! For some humans, the stranger the dog looks, the better — they ...

(CNN) — The story of two of the strangest animals on the planet just got a little stranger, thanks to clues revealed by a lone fossil specimen that scientists now say represents a long-extinct ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The story of two of ...