Life
Bees can pass a simple maths test but they might just be cheating
A test appears to show that honeybees can do arithmetic, but there may be a simpler explanation for their success
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Life
Crows can guess the weight of an object by watching it sway in wind
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Technology
Rats can make friends with robot rats and will rescue them when stuck
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Life
Find out how outrageously weird octopuses are 鈥� take our quiz
Features
Life
Honeybee swarms act like superorganisms to stay together in high winds
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Life
Birds can learn to understand the meanings of other species’ calls
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Environment
Moose and sheep pass down their migration routes through culture
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Life
A species of fish has passed the mirror test for the first time
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Life
The most trusted meerkats are those with impeccable reputations
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Life
Parrots make wise investment decisions to get what they want: walnuts
Macaws and African grey parrots can learn the value of tokens and choose to make investments that will earn them a better snack in the long-run
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Environment
Orca who carried her dead infant is not alone – many animals grieve
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Environment
Lemurs self-medicate by rubbing toxic millipedes over their bottoms
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Life
Some monkeys in Panama may have just stumbled into the Stone Age
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Life
Crows make the right tool by remembering the last one they saw
News