A ratite bird order : flightless ground birds having vestigial wings and long bills and small eyes : kiwis .
一种平胸鸟目;小眼睛长嘴且翅膀已退化的不会飞的鸟类几维。
Basilosaurus was undoubtedly a fully marine whale with possibly nonfunctional , or vestigial , hind legs .
龙王鲸是无疑是一个具有可能无功能的,或者说退化后肢的完全海洋鲸鱼。
Any of several whales inhabiting all oceans and having beaklike jaws with vestigial teeth .
几种完全生活在海洋中的鲸,嘴象鸟嘴,上鳄牙齿退化。
Such " vestigial traits " can persist because they are neutral , because they have taken on another function or because there hasn \ 't been enough evolution to eliminate them even though they have become disadvantageous .
First , there is ample evidence for the evolution of morphology and anatomy from studies of palaeontology , embryology , biogeography and vestigial organs .
首先,古生物学、胚胎学、生物地理学和退化器官的研究为形态和结构的进化提供了大量的证据。
Any of several flightless birds of the genus apteryx native to new zealand , having vestigial wings and a long , slender bill .
鹬鸵一种新西兰产的无翼属不能飞的鸟,翼退化咀长而细。
Anglicanism 's cozy ubiquity as a reassuring , if vestigial , presence in every english suburb and village is regarded as a defence against the sort of fanaticism that leads to social or ethnic conflict .
Although the vomeronasal organs , which are responsible for pheromone detection and brain function in animals , are thought to be vestigial and inactive in humans , research indicates we do communicate with chemicals .