Sonoran Bumble Bee (University of Arizona Pollinator Field Guide) · iNaturalist

Sonoran bumblebee - Cabrillo National Monument (U.S. National Park Service) - Cabrillo Field Notes

Sonoran Bumblebee (Bombus - Texas Native Bee Co-op

Common Eastern Bumble Bee (EwA Guide to the Insects and Spiders of the Fells (US)) · iNaturalist

Sonoran Bumble Bee and Mexican Blue Sage — Heather Roskelley Photography

White-tailed Bumblebee (Pyrenees' Biodiversity) · iNaturalist

Bombus sonorus, the Sonoran Bumblebee

Photos of Sonoran Bumble Bee (Bombus sonorus) · iNaturalist

Sonoran Bumble Bee (A guide to the Ants, Bees, Wasps and Sawflies (Order Hymenoptera) of Austin and Travis County, TX; USA) · iNaturalist

Shrubs and Trees for Bees

Midwest-Native Bumblebee Lands On Endangered Species List - CBS Minnesota

Western Bumble Bee and Native Pollinator Research

Shrubs and Trees for Bees

Sonoran Bumble Bee (Flora and Fauna of Hemet and San Jacinto, California) · iNaturalist

Pollination - Tohono Chul - Tucson, AZ

A Detailed Guide To Sonoran Bumble Bees In Arizona