The new species has a smaller head, and a distinctly ‘cinnamon’ colour compared with other orangutans.
A group of fewer than 800 orangutans in northern Sumatra has been recognised as a new species - and they are already under threat from deforestation.
Southpaws seem to be more common among cats and dogs than humans.
The animal kingdom is full of lefties and righties, although rarely is the ratio skewed as much as it is in humans. If you're wondering about your own pet, you can find out with a simple experiment.
A bonobo mother and her child.
Primate populations are declining around the world. The great apes are in danger of disappearing, and that bears a great risk for humanity itself.
The fabulous red-shanked douc.
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Our closest relatives are being wiped out and it's all our fault.
Research suggests friends don't just help in the bad times – they cut damaging stress just by being around.
Bonobos are separated from chimpanzees by the River Congo, but they share more genes than we thought.
The two species mated 500,000 years ago, leaving a genetic mark to this day. This knowledge could help save them from extinction.
Bonobo Jasongo at Leipzig Zoo has a hunch about what you’re thinking.
Realizing that others' minds hold different thoughts, feelings and knowledge than your own was thought to be something only people could do. But evidence is accumulating that apes, too, have 'theory of mind.'
The new apes in town.
20th Century Fox
Why we won't see a Planet of the Apes when humans are gone.
Chimpanzees are wily enough to adapt in some ways when people encroach on their turf.
Apes and people are sharing habitat more than ever. As apes are pushed into novel situations, we can see how they adapt and maybe find clues into early human evolution.