Judith Lopez Sikora   cc-by-nc-4.0

Bombus bifarius (Two Form Bumblebee) is a species of bees & apoid Wasps in the family bees. They visit flowers of balsamroot, fireweed, blanket-flower, and Balkan Toadflax.

EOL has data for 17 attributes, including:

Known occurrences, collected specimens and observations of two-form bumblebee. View this species on GBIF