From giant stick bugs to rarely seen sea creatures, these animal videos fascinated us—and led to new scientific discoveries.

It’s the AI-nimal Kingdom. The internet is becoming inundated with AI-generated wildlife clips, from bizarre interspecies playdates to animal trampoline sessions. While they might be adorable, these ...

A house cat stares down a leopard in a suburban backyard. The big cat growls, the child in the background freezes, and—against all odds—the cat lunges. The leopard turns tail and bolts. Within seconds ...