Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
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Using a remote-controlled camera, biologists caught dolphins getting high by sucking on puffer fish. They were even caught passing the puffer fish around.
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A 42-foot sperm whale has about 7 tons of oil in it.
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Early American humans hunted car-size armadillos and used their shells for houses.
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Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
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