Life
A steroid might be why octopuses starve themselves after mating
After mating, female octopuses increase production of a steroid hormone, which may drive them to starve themselves while guarding their eggs
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Kenyan chameleons evolved brighter colours after moving to Hawaii
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Dismissing Australian mammals as weird hurts efforts to conserve them
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Amazon river dolphin may actually be multiple species
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Jackals seen stealing kills from lynx as they expand range in Europe
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Vaquitas could breed their way back from the brink of extinction
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Male manakin birds with acrobatic mating dances evolved smaller bodies
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Huge flightless swan roamed the ancient seas with a cradle on its back
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French bulldogs are the shortest-lived dog breed in the UK
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Over a fifth of reptile species are at risk of extinction
A global study has found that farming, logging, urban development and invasive species may cause 21 per cent of reptile species to go extinct
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Bats and bears use the same amount of energy per gram when hibernating
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Frogs have acquired DNA from snakes with the help of parasites
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Dog hair hormone levels can tell us how stressful shelters are
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Brain regions linked to empathy bigger in monkeys with more friends
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