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Male octopuses have a favourite arm that they mostly use for sex
The third right arm of male octopuses has a specialised role in mating, and the creatures take extra care to avoid damaging it or losing it to a predator
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First glimpse of sperm whale birth reveals teamwork to support newborn
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Fossils discovered in Egypt may be the closest ancestor of all apes
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A variety of jungle animals all use one type of tree as a latrine
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Rare Andean bear captured in stunning photograph
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Oldest known dog extends the genetic history of our canine companions
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King penguins are thriving in a warmer climate, but it may not last
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Orcas may be to blame for some mass dolphin strandings
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‘Singing’ dogs may show the evolutionary roots of musicality
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Ancient ‘weirdo’ reptile graduated from 4 legs to 2 in adolescence
Sonselasuchus cedrus, discovered in fossils from Arizona, was a crocodile relative from the Triassic period that grew into an ostrich-like adult
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The best new popular science books of March 2026
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Two marsupials believed extinct for 6000 years found alive
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The secret of how cats twist in mid-air to land on their feet
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Top predators still prowled the seas after the biggest mass extinction
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