本文还总结了胚胎发育时期与卵粒大小的关系，讨论了负子蝽背器官解体的作用。
The relationship between the developmental stage of the embryo and the size of the egg was noticed and 'the function of the disintegrating dorsal organ discussed.
我们知道Lethocerinae科(半翅负子蝽科昆虫的一类)的大型昆虫会捕食包括鱼和蛙类在内的小型脊椎动物。
Large bugs in the Lethocerinae family have been known to prey upon small vertebrates including fish and frogs.
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