吸血蝙蝠以血液为唯一的饮食是“一个巨大的进化胜利”

吸血蝙蝠是唯一依靠血液为饮食的哺乳动物，乍看之下，纯血饮食的成本收益率表明它们似乎飞入了一条进化的死路。因为血液不仅与细菌和病毒性疾病结合在一起，而且营养成分也很贫乏——碳水化合物和维生素太少，盐含量过多。

但是，根据星期一发表的一项研究，自然选择克服了这些挑战，形成了一种完全适合于无声的吸血生活的基因图谱和肠道生态系统。基因组中的转座元件及其肠道里的保护细菌，使这种以血为唯一饮食成为一种巨大的进化胜利。

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Vampire bat's blood-only diet 'a big evolutionary win'

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Vampire Bats: You Are What You Eat

1. M. Lisandra Zepeda Mendoza, Zijun Xiong, Marina Escalera-Zamudio, Anne Kathrine Runge, Julien Thézé, Daniel Streicker, Hannah K. Frank, Elizabeth Loza-Rubio, Shengmao Liu, Oliver A. Ryder, Jose Alfredo Samaniego Castruita, Aris Katzourakis, George Pacheco, Blanca Taboada, Ulrike Löber, Oliver G. Pybus, Yang Li, Edith Rojas-Anaya, Kristine Bohmann, Aldo Carmona Baez, Carlos F. Arias, Shiping Liu, Alex D. Greenwood, Mads F. Bertelsen, Nicole E. White, Michael Bunce, Guojie Zhang, Thomas Sicheritz-Pontén, M. P. Thomas Gilbert. Hologenomic adaptations underlying the evolution of sanguivory in the common vampire bat. Nature Ecology & Evolution, 2018; DOI: 10.1038/s41559-018-0476-8

2. Marina Escalera-Zamudio, Blanca Taboada, Edith Rojas-Anaya, Ulrike Löber, Elizabeth Loza-Rubio, Carlos F. Arias, Alex D. Greenwood. Viral Communities Among Sympatric Vampire Bats and Cattle. EcoHealth, 2017; DOI: 10.1007/s10393-017-1297-y