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Do lazy mammals live longer?

PARIS — Small furry mammals partial to a daily dose of hibernation in winter are probably extending their lifespan at the same time, according to a study published Wednesday. Experiments with Djugarian hamsters native to Siberia showed that when the tiny rodents temporarily lower their metabolism and body temperatures, a…

Asian ‘phoenix’ lived with the dinosaurs

Palaeontologists said on Wednesday they had found the fossilised remains of a giant bird that lived in Central Asia more than 65 million years ago, a finding which challenges theories about the diversity of early birds. The creature may have been taller than an ostrich if it had been flightless and, if it…

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