腐肉(carrion)是指动物(包括人类)尸体上腐败的软组织。腐肉是大量肉食性和杂食性动物的食物来源之一,而以腐肉为主要食物来源的动物称为食腐动物(如鬣狗、秃鹫等)。许多无脊椎动物,如麗蠅和麻蝇的蛆、埋葬虫,也以腐肉为食物来源[1],对于动物屍体的氮循环和碳循环起重要作用[2]。
![](http://upload.wikimedia.org/wikipedia/commons/thumb/2/23/Coyoteelk.jpg/640px-Coyoteelk.jpg)
在动物死亡后,腐肉在细菌的作用下开始慢慢降解,产生尸胺(cadaverine)和腐胺(putrescine),并散发出尸臭味。一些植物和真菌可以释放出相似的腐败气味,以吸引昆虫来帮助它们传粉。
参考
- John George Wood. Insects abroad: Being a popular account of foreign insects; their structure, habits and transformations. Longmans. 1892: 82– [27 November 2011].
- Ames, C.; Turner, B. Low temperature episodes in development of blowflies: implications for postmortem interval estimation. Medical and Veterinary Entomology. 2003, 17 (2): 178–186. ISSN 1365-2915. PMID 12823835. S2CID 10805033. doi:10.1046/j.1365-2915.2003.00421.x (英语).
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