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[高清字幕]Science Report - Fossilized Creature May Be Earliest Mammal on Earth

来源:慢速英语   时间:2015-12-01 08:07:07

Science Report - Fossilized Creature May Be Earliest Mammal on Earth

Researchers say a 125-million-year-old fossil discovered in Spain in 2011 is the ‘earliest record of preserved mammalian hair structures and inner organs.’

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