William Thorpe(1961)研究了塘鹅在一个有数千只鸟的群落中的行为。索普发现,当一只鸟返回巢穴时,它会随着悬崖底部向上的上升气流漂移,边飞边叫。当巢上的鸟听到配偶的叫声时,它会做出回应,表明每只鸟的叫声都可以作为识别信号。索普还计算出,一只鸟可能有多达十五到十六种不同的叫声,每种叫声都有不同的功能。J...
With detailed information, pictures and sounds of more than 4500+ birds from 211 different countries around the world, Bird Calls is the most comprehensive bird guide app available anywhere. Enjoy the melodious songs and calls of 4500+ birds from aro
Collins Bird Songs and Calls will help you to quickly appreciate the wonderful range of bird voices and discover just what bird song is all about. A walk in the park will never be the same again.Sample, Geoff
Click on the bird and hear the beautiful birds songs an calls! Each bird has its own voice and sounds. Children are very fond of clicking on pages and listening to the voices of birds! “Do you know that only a male cuckoo shouts a cuckoo?” ...
2483 Bird and Kip by:zozokids 2.2万 Bird and Kip by:Helen_H 44 Humming Bird-Monica Ortiz by:流行风ING 52 BLUE BIRD-EMI MARIA by:流行风ING 724 Bird Flu-Gucci Mane by:嘻哈有态度 625 Bird and Squirrel朗读 by:可爱多多可爱爱可多 3145 Bird and Kip|little fox by:珠兰其其格 ...
Bird Songs and Calls Birds use song both in courtship and to define areas of territory. Both of these are communicative purposes: the bird is passing specific messages to other members of its species. Birds communicate for other reasons as well: a blackbird, for instance, will make a sharp ...
Bird Songs and Calls Birds use song both in courtship and to define areas of territory. Both of these are communicative purposes: the bird is passing specific messages to other members of its species. Birds communicate for other reasons as well: a blackbird, for instance, will make a...
Bird Songs and Calls Birds use song both in courtship and to define areas of territory. Both of these are communicative purposes: the bird is passing specific messages to other members of its species. Birds communicate for other reasons as well: a blackbird, for instance, will make a sharp ...
年份:2022 首播时间:20220513 语言/字幕:汉语 更新时间:20220513 简介:造物家英语留学课程上传的教育视频:托福阅读真题第26篇Bird Songs and Calls,粉丝数124,作品数141,点赞数1,免费在线观看,视频简介:托福阅读真题第26篇Bird Songs and Calls UP主简介
Listen to and learn hundreds of bird songs and calls from across the continental United States, with up to 34 seconds of song for each bird, and alternative rec…