 Bombus sylvicola; Bumble Bee species |
 Bombus huntii; Hunt's Bumble Bee |
 Bombus huntii; Hunt's Bumble Bee |
 Bombus huntii; Hunt's Bumble Bee; male |
 Bombus huntii; Hunt's Bumble Bee |
 Bombus huntii; Hunt's Bumble Bee |
 Bombus pensylvanicus; American Bumble Bee |
 Bombus fervidus; Golden Northern Bumble Bee |
 Bombus impatiens; Common Eastern Bumble Bee |
 Bombus impatiens; Common Eastern Bumble Bee |
 Bombus impatiens; Common Eastern Bumble Bee |
 Bombus impatiens; Common Eastern Bumble Bee |
 Bombus impatiens; Common Eastern Bumble Bee |
 Bombus sonorus; Bumble Bee species |
 Bombus sonorus; Bumble Bee species |
 Bombus rufocinctus; Red-belted Bumble Bee |
 Bombus rufocinctus; Red-belted Bumble Bee |
 Bombus nevadensis; Nevada Bumble Bee |
 Bombus nevadensis; Nevada Bumble Bee |
 Bombus bimaculatus; Two-spotted Bumble Bee |
 Bombus griseocollis; Brown-belted Bumble Bee |
 Bombus griseocollis; Brown-belted Bumble Bee; male |
 Bombus mixtus; Mixed Bumble Bee |
 Bombus flavifrons; Yellow-fronted Bumble Bee; male |
 Bombus melanopygus; Black-tailed Bumble Bee |
 Pyrobombus Bumble Bee species |
 Bombus vancouverensis; Vancouver Bumble Bee |
 Bombus perplexus; Perplexing Bumble Bee |
 Bombus perplexus; Perplexing Bumble Bee |
 Bombus auricomus; Black-and-Gold Bumble Bee |
 Bombus auricomus; Black-and-gold Bumble Bee |
 Bombus vosnesenskii; Yellow-faced Bumble Bee |
 Bombus vosnesenskii; Yellow-faced Bumble Bee |
 Bombus vosnesenskii; Yellow-faced Bumble Bee |
 Bombus vosnesenskii; Yellow-faced Bumble Bee |