<正>猛犸象曾经是世界上最大的象,它以自己整个种群的灭亡标志了第四季冰川时代的结束。那么,猛犸象还能复活吗?Remember when woolly mammoths roamed the planet?No?Well don’t worry if you missed the last ice age—scientists have moved one step closer to possibly bringing the beasts back to life with the discovery of liquid blood in a well-preserved mammothcarcass(尸体)in Siberia.
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