天气预报 > 其他 > 广布目窄布种为什么被认为是历史上古老的种群
广布目窄布种为什么被认为是历史上古老的种群
更新时间: 2020-05-14 00:00:00  

因为种窄布说明迁移能力弱,迁移能力弱的目却能广布就只能是长期缓慢迁移或者远古环境不同其适应区广的时候迁移的。能广泛分布于世界各大洋或淡水各区域中的生物种。

关键词: 广布 为什么 认为 历史 古老 种群

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