The Xerces Society has put a call out for entomologists and naturalists to help document the host ranges–and declines–of several native bumblebee species:
“In the late 1990’s, bee taxonomists started to notice a decline in the abundance and distribution of several bumble bee species. Three of these species (Western Bumble Bee, Rusty-patched Bumble Bee, and Yellow-banded [...]
