In the first observation of a gorilla using tools in the wild, a female uses a stick to test the depth of water as she wades into a swampy pool ONLY a fool tests the depth of the water with both feet.

For the first time, biologists have documented gorillas in the wild using simple tools, such as poking a stick in a swampy pool of water to check its depth. Until now, scientists had seen gorillas use ...

We've known for years that chimps employ rocks to smash nuts and sticks to dig out yummy termites. Scientists have now for the first time observed... A Boost for Gorillas' Reputation: Resourceful Tool ...

Gorillas share 99 percent of our DNA, use tools, mourn their dead, and can even reflect on the past, yet every subspecies ...