深海通常有稀疏的动物群，以微小的蠕虫和甲壳类动物为主，更大的动物分布更少。
The deep sea typically has a sparse fauna dominated by tiny worms and crustaceans, with an even sparser distribution of larger animals.
本文对深海硅质岩系中这一界线地层牙形石动物群特征进行了简要的描述。
We also concisely described the characteristics of the conodont fauna through the boundary strata.
在这儿，你能发现密集的动物群，它们所摄取的能量不是来自深海底部的火山口周围的阳光。
It is here where you can find dense groupings of animals that derive their energy from sources other than the sun around volcanic vents on the deep sea floor.
在这儿，你能发现密集的动物群，它们所摄取的能量不是来自深海底部的火山口周围的阳光。
It is here where you can find dense groupings of animals that derive their energy from sources other than the sun around volcanic vents on the deep sea floor.
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