sirenia species
海牛物种
the sirenia
海牛目动物
sirenia order
海牛目
sirenian mammals
海牛目哺乳动物
sirenia conservation
海牛保护
sirenia habitat
海牛栖息地
sirenia population
海牛种群
sirenia research
海牛研究
sirenia protection
海牛科
sirenia family
the order sirenia includes manatees and dugongs.
海牛目包括海牛和儒艮。
sirenia are fully aquatic, herbivorous mammals.
海牛目是完全水生的草食性哺乳动物。
coastal development threatens the natural habitat of sirenia.
沿海开发威胁着海牛目的自然栖息地。
florida is famous for its large population of sirenia.
佛罗里达以其庞大的海牛目种群而闻名。
scientists study the evolutionary history of the order sirenia.
科学家研究海牛目的进化史。
members of sirenia are often called "sea cows."
海牛目的成员通常被称为“海牛”。
boat collisions remain a leading cause of sirenia mortality.
船只碰撞仍然是海牛目死亡的一个主要原因。
warm water refuges are crucial for sirenia survival in winter.
温水避难所对海牛目冬季的生存至关重要。
dugongs are the only strictly marine representatives of sirenia.
儒艮是海牛目中唯一严格意义上的海洋代表。
the anatomy of sirenia suggests a common ancestor with elephants.
海牛目的解剖结构表明它们与大象有共同的祖先。
conservation programs aim to restore sirenia population numbers.
保护项目旨在恢复海牛目的种群数量。
steller's sea cow was the largest member of sirenia to exist.
大海牛是现存最大的海牛目成员。
sirenia species
海牛物种
the sirenia
海牛目动物
sirenia order
海牛目
sirenian mammals
海牛目哺乳动物
sirenia conservation
海牛保护
sirenia habitat
海牛栖息地
sirenia population
海牛种群
sirenia research
海牛研究
sirenia protection
海牛科
sirenia family
the order sirenia includes manatees and dugongs.
海牛目包括海牛和儒艮。
sirenia are fully aquatic, herbivorous mammals.
海牛目是完全水生的草食性哺乳动物。
coastal development threatens the natural habitat of sirenia.
沿海开发威胁着海牛目的自然栖息地。
florida is famous for its large population of sirenia.
佛罗里达以其庞大的海牛目种群而闻名。
scientists study the evolutionary history of the order sirenia.
科学家研究海牛目的进化史。
members of sirenia are often called "sea cows."
海牛目的成员通常被称为“海牛”。
boat collisions remain a leading cause of sirenia mortality.
船只碰撞仍然是海牛目死亡的一个主要原因。
warm water refuges are crucial for sirenia survival in winter.
温水避难所对海牛目冬季的生存至关重要。
dugongs are the only strictly marine representatives of sirenia.
儒艮是海牛目中唯一严格意义上的海洋代表。
the anatomy of sirenia suggests a common ancestor with elephants.
海牛目的解剖结构表明它们与大象有共同的祖先。
conservation programs aim to restore sirenia population numbers.
保护项目旨在恢复海牛目的种群数量。
steller's sea cow was the largest member of sirenia to exist.
大海牛是现存最大的海牛目成员。
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