More piggybacks! This photo shows a group of Clark’s grebes on a lake near San Diego, California. Young chicks will climb on their parents’ back soon after hatching.
The incident was likely an opportunistic kill, with the fox preying on the small pup to possibly threaten the survival of the predator species.
We'll give you a hint: It lives underwater, but it doesn't swim. At least, not as an adult.
Winning shots from the Capturing Ecology competition highlight the complex relationships that shape ecosystems.
The discovery marks the first time scientists have found mummified big cats in the Arabian Peninsula.
And they've proposed two "kind of crazy" ideas for how it got there.
The two top predators seem to be working together to track, kill, and feast on salmon, researchers say.