Humans aren't the only mammals with sparse hair. Elephants, rhinos and naked mole rats also have very little hair. It's true ...

But over hundreds of millions of years, a small handful of mammals, including humans, evolved to have less hair. What’s the advantage of not growing your own fur coat? I’m a biologist who ...

But over hundreds of millions of years, a small handful of mammals, including humans, evolved to have less hair. What’s the advantage of not growing your own fur coat? I’m a biologist who studies the ...

The bulbs are damaged or missing. Squirrels, groundhogs and chipmunks frequently dig up new bulbs. They either eat them or take them back to their nests to store for later. One way to protect ...

Hair and fur have many important jobs ... from humans to armadillos to dogs and squirrels. By lining up the DNA of all these different species, we were able to zero in on the genes linked to ...