Environment
Most fish in the sea evolved on land
Three-quarters of the fish in the sea have a freshwater ancestor. The finding highlights how important rivers and lakes are as a source of new species
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Environment
First recording of deep-water fish chat
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Environment
Why deep-sea dragonfish have such extraordinary jaws
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Earth
Carbon dioxide encourages risky behaviour in clownfish
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Environment
Deepest known ‘black smoker’ vent discovered
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Environment
Zoologger: Slime killer hagfish feasts in rotten flesh
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Earth
Warming seas could smother seafood
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Earth
Giant red crabs invade the Antarctic abyss
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Earth
What lies beneath: Exploring the ocean depths
Features
Environment
Canadian cod make a comeback
Cod have at last begun returning to Canadian seas where they were fished to near-extinction in the early 1990s
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Earth
Overfishing eats away at genetic diversity of fish
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Earth
Zoologger: Pink magnet slug doesn’t need ruby slippers
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Environment
Vital giants: Why living seas need whales
Features
Earth
Vast reserves of vital rare earths found in ocean bed
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