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 ...

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 ...