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Menopause could be why some whales live decades longer than others, says study | Science & Tech News
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The menopause could be the reason some female whales live around 40 years longer than others, scientists have said. Five species of whales go through menopause, the only other mammals to do so aside from humans. Short-finned pilot whales, false killer whales, orcas, narwhals and beluga whales all stop releasing eggs. Researchers say the menopause…
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Humpback whales photographed having sex for first time – and both were male | US News
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Photographers have captured images of humpback whales engaging in sexual activity for the first time – and the mammals being intimate were both males. The behaviour of humpbacks has fascinated scientists for decades – but a study published this week features the first photos of the species having penetrative sex, its authors have said. It…
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Toothed whales use their nose to produce the loudest sounds, scientists say | Climate News
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It has always been a mystery as to how dolphins, porpoises, killer whales, sperm whales and other toothed whales produce an array of sounds – until now. Researchers have found that it’s all in the nose. The animals create loud clicking sounds for echolocation – the process of locating prey through sound waves – and…