In this photo, we see sage grouses grousing. Specifically, two males face off in a fight over females. With their remarkable plumage, the birds truly look like warriors.
You’ll never have to wrack your brain trying to remember what you have in the fridge again.
We'll give you a hint: It lives underwater, but it doesn't swim. At least, not as an adult.
The discovery marks the first time scientists have found mummified big cats in the Arabian Peninsula.
A comprehensive analysis of Tyrannosaurus rex fossils is surprising scientists with just how long these apex predators took to become big boys.
And they've proposed two "kind of crazy" ideas for how it got there.
This annual competition showcases photography that documents extraordinary moments in natural history and highlights conservation issues.
