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自然界中部分动物具有成球行为（Conglobation），它们可以在遇到危险时将身体卷曲成球，像犰狳、穿山甲、刺猬、球马陆、球鼠妇等，这些动物都是依赖多个体节的卷曲形成紧密球形，保护了身体腹面、足等脆弱部位。由于昆虫的身体躯干只有头胸腹三个体节，所以具有成球行为的昆虫通常无法形成紧密的球形，身体腹面、足等部位不可避免的会有外露。然而昆虫中也有特例。比如球金龟就是一类能够形成紧密球形的昆虫，因此球金...
Rapid adaptation in fruit flies（图）
果蝇 快速适应 进化周期
2023/7/11
Think evolution is a slow, gradual process? Tell that to fruit flies. In a new report published in Science, researchers from the University of Pennsylvania used a controlled field experiment to show t...
14 May 2007，Steve Jones, Professor of Genetics at University College, London, will explore man’s evolution in the William Dick Memorial Lecture next month.
Move over Jayhawks, ‘Flock of Dodos’ coming to University of Kansas to celebrate Darwin Day
Flock of Dodos evolution
2007/2/8
Feb. 6, 2007，LAWRENCE — Hoping to avoid the fate of the extinct dodo bird, researchers and students at the University of Kansas will join a worldwide celebration of the 198th birthday of Charles R. Da...
