Do you trust all of your friends? If not, then those without your trust really aren’t your buds, new research on chimps suggests.
The largest ape to roam Earth died out 100,000 years ago because it failed to move to the savannah grass when climate change hit its preferred diet.
The ancient monkeys show they can perceive the sound quality in the same way humans can.
Colo, a western gorilla in residence at the Columbus Zoo, has added yet another candle to her birthday cake.
The pygmy slow loris, which lives in Southeast Asia, has been documented using hibernation to save energy.
Habitat loss and hunting are among the primary threat factors for the animals on the list.
These ocular show-offs really bring the visual razzle-dazzle.
These often solitary great apes with soulful eyes can look like philosopher-kings.
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