(Which they usually don't.)
Bulwagi, a 35-year-old male African elephant that lives at Birmingham Zoo, came pretty close to losing his tusk after a deep crack appeared in the ivory. But advanced composites saved the day.
Our picks for the five oddest sleep behaviors found on Earth.
Nature is cruel sometimes.
The state has found a creative reason to cover up the results of a necropsy related to the August death of a dolphin.
Three million bats go on the hunt at Borneo’s Gunung Mulu National Park.
Raccoons will be hot this year, and other predictions from Motherboard's editor-in-chief.
A look at the big moments in food production this year reveals how far we’ve come, and how very far we have left to go.
Crows fitted with tiny "spy cameras" seen engineering their way to a better meal.
The puppies were cloned from 12-day-old DNA, previously thought impossible.