amphicyonid
名词 n.
英文释义
名词 n.
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Any of the family †Amphicyonidae of extinct carnivorans; a beardog.
— Although now extinct, for over 30 million years amphicyonids predated their way around the Northern continents and Africa, successfully exploiting niches from more slender, wolf-like runners, to big stocky brutes that put the “bear” in “bear-dog”.
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数据来源: Wiktionary