Cuckoo Combo: Re-Classification Makes Bombus flavidus World's Most Widespread Bumble Bee

Now combined with another species, the cuckoo bumble bee Bombus flavidus, is the most broadly distributed bumble bee species of any kind in the world.

Bombus citrinus - Wikipedia

In The Media, Insect Biodiversity Center

Wi BBB: Bombus flavidus

Bombus flavidus - Wikipedia

Building a Strong Community: A Key Step in Entomology Student Life

PDF] Integrative taxonomy of an arctic bumblebee species complex highlights a new cryptic species (Apidae: Bombus)

Wi BBB: Bombus flavidus

Wi BBB: Bombus insularis

Fernald cuckoo bumble, Bombus flavidus/fernaldae - Bumble Bees of Washington State Bumble Bees of Washington State

How do cuckoo bumblebees trick other species? - Discover Wildlife