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1·Most invertebrate species disappeared during a wave of extinctions.

大多数无脊椎动物在一次（物种）灭绝浪潮中消失了。

2·Increasing salinity caused by the evaporation resulted in the extermination of scores of invertebrate species.

蒸发引起的盐度增加导致了无脊椎动物物种的灭绝。

3·People aren't even required to seek permits to move plants or invertebrate animals around as long as they are not classified as pests.

人们甚至可以未经许可就对植物或无脊椎动物进行迁移，只要它们未被归类为有害动植物。

4·Others have suggested that the harvesting of vertebrate and invertebrate predators of Acanthaster could have reduced mortality and caused increased abundance of adults.

还有人认为，捕捞棘冠海星的脊椎动物和无脊椎动物捕食者可以降低死亡率、增加成年个体的数量。

5·Nearly a century ago, biologists found that if they separated an invertebrate animal embryo into two parts at an early stage of its life, it would survive and develop as two normal embryos.

近一个世纪前，生物学家发现，如果他们在无脊椎动物胚胎生命的早期阶段将其分成两部分，它会存活下来并发育成两个正常的胚胎。

6·Chemical analysis of invertebrate prey reveals remarkable variation in nutrient composition among species; even within species, nutrient composition may vary considerably.

对无脊椎动物猎物的化学分析显示，不同物种之间的营养成分存在显著差异；即使在种内，营养成分也可能有很大的差异。

7·This is the web page of Invertebrate Systematics.

这是无脊椎动物系统分类学的网页。

8·The invertebrate represent 95 % of the living world.

无脊椎动物占了所有生物种类的95%。

9·Spreading this invertebrate giant can reach 4 feet long.

这个巨大的传播无脊椎动物可以达到4英尺长。

10·Half of all invertebrate species live in tropical rain forests.

一半的无脊椎动物物种生活在热带雨林中。