作为对天空的征服最为成功的一类脊椎动物,鸟类以其艳丽的羽毛、高超的飞行技艺以及庞大的种类,吸引着无数专业人士和爱好者对其进行观察和研究。而除此之外同样迷人的,还有鸟类那独特而婉转的鸣叫声。大多数鸟类,尤其是雀形目鸟类,能够发出复杂而多变的鸣叫声,这些鸣叫不仅造就了使人愉悦的花香鸟语,对于鸟类而言,更为重要的是在觅食、求偶、育雏等行为中起着极为重要的信息交 As one of the most successful vertebrates to conquer the sky, birds attract numerous professionals and enthusiasts to observe and study their gorgeous feathers, superb flying skills and huge variety. In addition, the same charming, there are birds that unique and tactful chirping. Most birds, especially bird passerines, are able to make complicated and changeable tweets, which not only make pleasing floral birds, but more importantly for foraging birds , Courtship, brood and other acts play a very important information to pay