Bumble Bee Nests: Nesting Preferences Of Different Bumble Bees
Bumble Bees of Alaska: A Field Guide (U.S. National Park Service)
Bumblebee Fact Sheet Blog Nature PBS, 46% OFF
10 Things You Didn't Know About Bumblebees
Ground-Nesting Bees Identification Chart: 77 Kinds of Bees Live in the Ground
Bumblebees Texas Apiary Inspection Service (TAIS)
15 Buzzworthy Bumblebee Facts
Bee? Wasp? Hornet? A Guide to Stinging Insects
How to encourage bumblebees to nest in your garden
Bumblebee – Nest Walter Reeves: The Georgia Gardener
How Do I Identify A Bumblebee Nest? ABC Humane Wildlife Control and Prevention
Ground & Wood Nesting Bees: Learn to Identify Common Species