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Watch eels escape from the stomachs of fish after being swallowed

Life

Watch eels escape from the stomachs of fish after being swallowed

X-ray videos of Japanese eels swallowed whole by dark sleeper fish have revealed how the eels can make a daring escape from being digested

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Marmosets seem to call each other by name

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Leeches use their whole bodies to entomb and eat ultra-fast worms

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Charles Darwin’s frogs turn mating upside down

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Sea slugs discovered working together to hunt in packs

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Elephants seem to invent names for each other

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H7XEPK Sika Deer (Cervus nippon) viewed from inside hollow stump, Yakushima Island, Japan

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Hungry deer may have driven tiny plant evolution on Japanese island

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Don't forget birds and bats when renovating or building new homes

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Argentine ants (Linepithema humile)

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Ants learn faster on caffeine

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Wasps use face-recognition brain cells to identify each other

The neurons in wasp brains that help them recognise hive mates are similar to those in the brains of primates, including humans

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Tiny nematode worms can grow enormous mouths and become cannibals

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Snakes show signs of self-recognition in a smell-based 'mirror test'

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Birds make an 'after you' gesture to prompt their mate to enter nest

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Dogs really do understand that words stand for objects

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