单词：
单词： 相关文章
A male songbird's tune advertises his status and availability to choosy female. But rock sparrows offer a notable exception. Their crooning can also reveal when the male has been jilted. Researchers studied the songs of male rock sparrows in the Fren
Scientific American(九)月
Did you know birds sing in dialect? They do. The song of a great tit from the countryside is a far cry from that of his city cousin. And some song dialects can change nearly as fast as human slangthe Indigo Bunting changes tune from year to year. To
Scientific American(十)月
The swallows and sparrows are very pleased to find a place on the roof of the hall for their nests. The mother birds are feeding their babies with pleasure, which assumes a scene of peace and harmony. But they have never thought of the following scen
英语美文
Bird Communication Through Song Bird song is lovely to hear, a romantic addition to any landscape, but what exactly does it mean? Just like we must learn to talk, birds learn to sing. They listen to their parents and try to imitate them, often stumbl
英语时差8，16
There are three wires-- you need a green one, a yellow and one blue. Cut the blue. 有三根线，你要找到一根绿线，还有一根黄线和一根蓝线。剪断蓝线。 All right, I got it, I got it. Oh, my God. No, no, no, no, no! 好，我知
绿箭侠第一季