Life
Deep-sea snailfish repairs its DNA to survive 7 km below the surface
To survive 7000 metres below the surface of the sea, the Yap hadal snailfish has evolved advanced mechanisms for repairing its DNA and safeguarding its proteins
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Life
Electric catfish cannot be shocked and scientists don’t know why
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Life
Pufferfish blink by pulling in their eyeballs and puckering their skin
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Life
Humans have severely affected fish biodiversity in half of all rivers
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Life
Knifefish use electric fields to develop a complex social hierarchy
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Life
Swarm of Pacific eels is largest group of fish seen in the abyss
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Life
Megalodon sharks grew 2 metres long in the uterus by eating eggs
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Environment
Adult fish sizes have shrunk over 50 years of sea temperature rises
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Environment
Some fish fins are as sensitive to touch as human fingertips
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Life
Walking catfish may use their whole body to smell when on land
Fish were not thought to be able to smell while on land because their olfactory systems evolved to work underwater, but the walking catfish can
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Environment
Deep-sea anglerfish fuse bodies to mate thanks to an odd immune system
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Environment
Climate change will make world too hot for 60 per cent of fish species
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Life
Ancient anchovies were huge and used sabre teeth to eat other fish
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Environment
Fish used for sushi now carry 283 times more parasites than in 1980s
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