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predators

killifish

Life

Predators may make prey get smart and grow more brain cells

Predators are a problem for Trinidad’s killifish: in streams where the problem is worst the killifish grow more brain cells, perhaps to help evade the hunters

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African clawed frog

Life

Cannibalistic African clawed frog eats tadpoles of its relatives

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rabbits

Life

Rabbits flee when they smell dead relatives in predators' droppings

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Grizzly bear family

Humans

Call off the grizzly bear trophy hunt, it's immoral and unscientific

Comment

When a daddy longlegs is attacked by a flatworm things get messy

Life

When a daddy longlegs is attacked by a flatworm things get messy

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Ferocious pack-hunting pseudoscorpions believe in sharing fairly

Life

Ferocious pack-hunting pseudoscorpions believe in sharing fairly

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Giant sea spiders sit and wait for prey to knock themselves out

Life

Giant sea spiders sit and wait for prey to knock themselves out

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Ants build a medieval ‘torture rack’ to catch grasshoppers

Life

Ants build a medieval ‘torture rack’ to catch grasshoppers

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Neanderthals ambushed cave bears as they awoke from hibernation

Life

Neanderthals ambushed cave bears as they awoke from hibernation

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Beetles escape alive after almost 2 hours in a toad’s stomach

Life

Beetles escape alive after almost 2 hours in a toad’s stomach

Bombardier beetles sometimes get eaten by toads, but they can squirt hot, toxic jets of liquid from their backsides so the toads often vomit them right back up

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Life

Shark-free world? That's a wish that would come back to bite us

Comment

Life

Great tits avoid bad food after seeing grossed-out friends

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Life

Giant coconut crab sneaks up on a sleeping bird and kills it

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Life

Freeloading mites are squatting on spider webs and stealing food

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