Beginning. This genus is considered a chordate, and the phylum Chordata includes fish, mammals and man.

的注意。因为这一类动物属于最高的脊索或半脊索动物，包括鱼类，哺乳类动物和人。

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Some examples of mammals are man, pigs, and dogs.

哺乳类动物的例子有人类，猪和狗。

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Long before Man lived on the Earth, there were fishes, reptiles, birds, insects, and some mammals.

在人类出现很早以前，地球上就出现了鱼类、爬虫类、鸟类和一些哺乳动物。

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If you go out from Earth up into space, you see our entire planet is a living organism - be it in the sea with all the fish, on the land with all the reptiles and mammals and insects, but the way man is behaving at the moment needs attention.

BBC: Norfolk - Chris Skinner's wildlife haven

Modern mammals divide into three overarching groups: the placentals (most species, including man), the marsupials (kangaroos and their like) and the monotremes (the egg-laying platypus and echidnas).

ECONOMIST: Rewriting the history of the mammals