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Arabian babbler bird

Life

Bird lookouts make alarm calls to save themselves, not the group

Arabian babbler birds that go it alone continue to sound alarm calls when they see threats, showing there must be selfish motives behind sentinel behaviour

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Grey fox

Life

Foxes may confuse predators by rubbing themselves in puma scent

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A harbour seal

Life

Seals hunt down hidden fish by sensing their breath in the sand

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Mouse

Life

Mice turn into killers when brain circuit is triggered by laser

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Rare case of orcas hunting whales

Life

Orcas seen hunting and killing rare whales for the first time

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Glow-worm cave

Life

Cave glow-worms vomit long sticky urine threads to catch prey

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Assassin bug hunting a spider

Life

Spider-eating bug muffles web vibrations to sneak up on prey

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Snow leopard

Life

Hundreds of endangered wild snow leopards are killed each year

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The spider has a crayfish under its fangs on a rock

Life

Spider spotted chaining wild crayfish with silk before devouring

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Captured crocodiles

Life

Weird orange crocodiles found gorging on bats in Gabon’s caves

One population of the world’s smallest crocodile has moved underground where they pluck bats off the walls – and corrosive droppings change their skin colour

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Life

Marsupial lion’s primate-like forearms made it a unique predator

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Earth

Large carnivores under threat as prey they depend on decline

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Life

Cheating cheetahs seen chasing hyena before stealing its prey

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Life

Battle of the big cats sees tiger hunt and devour a lynx

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