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Bombus sylvestris : ウィキペディア英語版 | Bombus sylvestris
The forest cuckoo bumblebee〔http://www.bumblebee.org/cuckoo.htm〕 or four-coloured cuckoo bee,〔http://eol.org/pages/1065163/overview〕 ''Bombus sylvestris'', is a species of cuckoo bumblebee, found in most of Europe and the Russian part of Asia. Its main hosts are ''Bombus pratorum'', ''Bombus jonellus'', and ''Bombus monticola''. As a cuckoo bumblebee, ''Bombus sylvestris'' lays its eggs in another bumblebee’s nest. This type of bee leaves their young to the workers of another nest to rear them, allowing cuckoo bumblebees to invest minimal energy and resources in their young while still keeping the survival of their young intact. == Description and Identification == This is a small bumblebee; the queen has a body length of and the male one of .〔(【引用サイトリンク】title=Cuckoo bumblebees )〕 The head is round and the proboscis is short. Its fur is black with a yellow collar and a white tail. Sometimes, the bumblebee can have a few pale hairs on top of the head, the scutellum and on tergite (abdominal segment). The male is variably melanistic, or, very rarely in northern Scotland, has an abdomen that is yellow instead of white.〔
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Bombus sylvestris」の詳細全文を読む
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