Field Identification tips for Washington Bumble bees
It's time to monitor bumble bees - Honey Bee Suite
bumblebees awkward botany
Getting to Know Our Native Northwest Bees
Yellow-head Bumble Bee - Montana Field Guide
Hunt bumble bee, Bombus huntii - Bumble Bees of Washington State Bumble Bees of Washington State
Bumble Bee Conservation
Species Illustrations - PNW Bumble Bee Atlas
How to help revive a cold or wet bee • Save Bees
Bumblebee Look-a-Likes