脊椎动物门,脊索动物门中的脊椎动物亚门动物的总称,数量最多,结构最复杂,包括两栖纲、爬行纲、鸟纲和哺乳纲等。
斯蒂门还说,在野生动物中,已知具有抗化学毒性遗传机制的是某些无脊椎动物,如昆虫。
Genetic mechanisms for chemical resistance in wild species are known for some invertebrates, such as bugs.
虽然没有人知道其他脊椎动物的这种模式,但研究人员打开了关于脊髓神经结构和功能基础理论的一扇门。
While no one knows how this pattern relates to other vertebrates, the research opens a door toward basic understanding of the architecture and function of nerves in spinal cords.
有两个动物门的成员可以接收声音,节肢动物与脊椎动物。
Members of two animal groups, arthropods and vertebrates, are capable of sound reception.
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