Tails aren’t just animal accessories. They usually carry specific functions. But when it comes to rays, their function has been somewhat mysterious until now. Cownose rays (Rhinoptera bonasus) — like ...

Both males and females of many avian species maintain elaborate plumage traits, and elaborate monomorphic plumage may convey adaptive benefits to one or both sexes as inter- or intraspecific signals.

RIVERSIDE, Calif.-- A wagging tail is often associated with dogs' emotions, but the side-to-side motion may also help them take longer strides and move faster, according to a study by researchers at ...

It turns out that, like the antennas on an insect or crustacean, a ray uses its tail to sense its environment. The inside of a myliobatid stingray tail is remarkably complex, the scientists learned.