可能‘始祖鸟’不在鸟类的直系血缘上，但它从某些程度上说是早期实验如何构建像鸟一样的身躯的一部分。

Maybe Archaeopteryx wasn't on the direct ancestral line to birds, but was part of an early experimentation in how to build a bird-like body.

youdao

马赛身边放着两本《骑士大冒险》系列故事，这两本书是一部讲述基因变异为半人半鸟的孩子们经历的长篇历险传奇。

Beside him sat the second volume in the “Maximum Ride” series, which chronicles the adventures of genetically mutated children who are part human, part bird.

youdao

只有一小部分的鸟被拯救和释放。

Only a tiny fraction of birds are retrieved and released.

youdao