众所周知，许多鸟儿以歌唱来迎接黎明，但你知道吗？鸟叫的时间却是不一样的，第一名和最后一名要间隔１００分钟。前不久，英国鸟类学家对欧洲的７个森林进行了观察，记录了５７种鸟的始鸣时间，然后根据资料，从眼睛与体长之比来判断这些鸟的眼睛大小。结果发现：早叫的都是 As we all know, many birds greet the dawn by singing, but do you know? Bird time is not the same, the first and last one to 100 minutes interval. Not long ago, British ornithologists observed seven European forests and recorded the start-up time of 57 birds. Based on the data, the birds' eye sizes were then determined from the ratio of their eyes to their body length. The results found: As early as is called