Baleen species, on the other hand, appear to have some related brain structures but it is not known whether these are functional.
另一方面，鲸须类出现拥有相同的脑结构但是不知道他们是否有用。
It is indicated by the graph that the extinction of some species of wild animals is closely related with the sharp increase of the worlds population.
这张曲线图表示，某些野生动物物种的灭绝与世界人口的猛增密切相关。
Based on four season survey data for crab resource from 1998 to 1999 in Northeast Fujian Outer sea and some related material, this paper studied the crab species composition in the area.
本文根据1998 ~ 1999年在闽东北外海进行四个季度月的蟹类资源定点调查及相关资料，研究调查海区蟹类种类组成。
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