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数量惊人的旅鸽为何灭绝：人类捕杀与低遗传多样性
source link: http://tech.sina.com.cn/d/a/2018-02-12/doc-ifyrkuxt6550268.shtml
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新浪科技讯北京时间2月12日消息，据国外媒体报道，数量堪比世界人口的旅鸽为何灭绝？人类捕杀加上低遗传多样性在19世纪的北美大陆，旅鸽（学名：Ectopistesmigratorius）的数量如此惊人，以至于猎人们会开展比赛，看谁射落的旅鸽最
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