Humans’ closest primate relatives lost their tails about 25 million years ago, but exactly how has remained a mystery. A breakthrough in genetic research may finally offer answers.

When I get home at the end of the day, I am greeted by 35 pounds of bouncing fur and three tails wagging a mile a minute. After lots of rubs and kisses, my three Havanese dogs settle down for a ...

For half a billion years or so, our ancestors sprouted tails. As fish, they used their tails to swim through the Cambrian seas. Much later, when they evolved into primates, their tails helped them ...

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 ...

Alligators can regrow severed tails, surprising scientists Young alligators can grow back up to 9 inches of a lost tail, a study finds. They’re the largest animal with this regenerative ability.

The tails are associated with spina bifida, a dangerous condition in which the canals of the spinal cord don’t entire close before birth, but they are often present without the disorder.

If humans had tails, what would they be like, and how would we use them? When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

When compared to their nearest neighbors, the wolves, dogs wag their tails significantly more often, and from a much earlier age. This suggests that their wagging behavior evolved in line with ...

Alligators can regrow their tails, new study finds By Marika Gerken, CNN 2 min read Published 8:45 PM EST, Mon November 30, 2020 ...

The tails also make the luna moths bigger, which might make them harder for the bats to handle and dispatch. But when Barber pitted bats against the polyphemus moth —an even bigger species that ...