inbreed

The same myth also applies to inbreed animals, who are not always the weaker of the species.
同样的谣传也适用于同系繁殖的动物，当然它们在种族中也并不是较弱的。
Ah, I haven't explained " ideological incest " yet: it's when ideas inbreed too much without anything new entering the meme pool .
啊，我还没解释“思想上的混乱”呢：这是指思绪太多却没有任何新事物进入迷米库的时候。
To breed within a narrow range or with closely related types or individuals; inbreed.
变种间杂交在小范围内或与联系密切的种类或个体繁殖；
Yes you can find genetic similarities between isolated groups of people that inbreed.
我们的确可以在相对独立的人类群体中发现基因的相似之处。
Honeybee breeders often inbreed their bees in order to ensure desired traits.
蜜蜂一般都是近亲繁殖，以此确保下一代能具有一定的特性。