Bombus vosnesenskii Yellow-faced Bumble Bee (shown with Arbutus unedo) ID: 0000 0000 1113 0555 [detail] © 2013 Robert Sikora

Bombus vosnesenskii Yellow-faced Bumble Bee (shown with Eriogonum latifolium) ID: 0000 0000 0714 0361 [detail] © 2014 Robert Sikora

Bombus vosnesenskii Yellow-faced Bumble Bee (shown with Eriogonum latifolium) ID: 0000 0000 0714 0362 [detail] © 2014 Robert Sikora

Bombus vosnesenskii Yellow-faced Bumble Bee (shown with Eriogonum latifolium) ID: 0000 0000 0714 0363 [detail] © 2014 Robert Sikora

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