Life
Macaques really can use logical reasoning to solve puzzles
Macaques are good puzzle solvers, but it was unclear if they use logic or just made choices to maximise their reward. Now a test shows logic really is involved
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Life
New monkey species found in Amazon area threatened by deforestation
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Technology
AI passes theory of mind test by imagining itself in another’s shoes
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Life
Orangutan mothers tell infants where to go by scratching themselves
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Life
Death of mother prompts adolescent chimps to look after their siblings
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Life
Chimps’ ingenuity earns them a treat
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Environment
Monkeys use their ‘eagle’ call to warn each other about drones
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Life
Chimpanzees eat tortoises after smashing them open on tree trunks
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Life
Chimps that mash potatoes challenge our understanding of tool use
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Life
Bonobo mothers stand guard and chase off rivals while their sons mate
Bonobo mothers help their sons with hook-ups, guard the young lovers while they mate, and even haul rival males off females mid-sex
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How primates and elephants prevent climate change
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Life
Monkeys seem to prefer each other’s company after a scary experience
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Life
Unique chimpanzee cultures are disappearing thanks to humans
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Life
Black-haired monkeys in Costa Rica are suddenly turning blonde
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