David Attenborough's Natural Curiosities

U&Eden HD

5:30 AM to 6:00 AM

Thursday 2 January

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David Attenborough examines the emperor penguin and the wood frog, both of which survive in conditions so cold they seem to defy the laws of nature. The emperor is the only penguin able to breed on Antarctic sea ice during winter, while the wood frog can survive up to 65 per cent of its body mass freezing during its hibernation