These tails vary widely by anatomy and purpose—from the grippy tails of opossums to the balancing tails of kangaroos to the ...

My best friend is a golden retriever. When I get home, she greets me with a goofy smile and a big wag of her fluffy tail. I talked about why she has a tail with my friend Jillian Haines. She’s a ...

When it comes to cats, those meows mean ... well, a lot of things. With each purr, yowl or even blink, felines are saying, "Hello," "Let's snuggle" or "Beat it, Mom." For the increasing number of pet ...

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.

Ground squirrels heat their tails to defend their young against predatory rattlesnakes, reports a study published in the early online edition of Proceedings of the Natural Academy of Sciences (PNAS).