The global search for the most intelligent animals has become one of science’s most captivating pursuits. From jungles to oceans to treetops, researchers are continually discovering surprising new ...

Scroll through social media, and you may run into the so-called dog intelligence wall test. In these clips, an owner holds their dog in front of themselves and walks toward a wall to see how the ...

From navigation to social behavior to personality, scientists are rewriting what it means to be a clever snake. Here’s what we know, according to research. Snakes have long been cast as cold, ...