DescriptionApidae - Bombus ruderatus.JPG English: Bombus ruderatus on Red Valerian, Genova, Italy Date 21 May 2009 Source Own work Author Hectonichus...
DescriptionBombus (10.3897-zookeys.642.10773) Figure 3.jpg Figure 3; Azorean Bombus species: a Bombus ruderatus queen, UK b Bombus terrestris queen, July...
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