Dogs and cats don’t just communicate with their tails; they have other ways that allow humans to understand the emotions they ...

Lemurs, lizards, whales — all are famed for their tails in some way. But which animal has the longest tail of all? In proportion to their bodies, grass lizards have the longest tails of any known ...

WASHINGTON — Our very ancient animal ancestors had tails. Why don’t we? Somewhere around 20 million or 25 million years ago, when apes diverged from monkeys, our branch of the tree of life shed tails.

Tails might look like nature’s afterthought but for many animals, they’re multitasking power tools. Whether it’s balancing, fighting, flirting, or escaping predators, tails do way more than just wag.

When danger looms, the tiny and spiky armadillo lizard curls its body into a ball and bites its own tail — on purpose!

WASHINGTON (AP) — Our very ancient animal ancestors had tails. Why don't we? Somewhere around 20 million or 25 million years ago, when apes diverged from monkeys, our branch of the tree of life shed ...