| Bombus Species: Photographs of many different species, all on flowers. |
| Bombus-L: Listserv list - the biology of bumble bees discussion group. |
| Bombus: Bumble Bees of Florida: General information, key to the state's species, photos, and reference list. |
| Bumble Bees: Lists of the species, with biogeographic and distribution information. From the Natural History Museum, UK. |
| Bumble Bees Around the House: Factsheet from Clemson University on the interesting life cycle and benefits of bumble bees. Includes information on safety precautions to take near bees and bee conservation. |
| Bumblebees: Pages about the natural history of bumblebees in general, and keys to identify species commonly found in the north-east of Scotland. |
| Bumblebees (Bombus): Introduction to this genus with photos and facts on individual species. |
| Discover the Bumble Bee: Encouraging the bumblebee in domestic gardens and lawns. |
| Plants of Interest to Bumblebees: Lists of plants, from Tom Clothier's Garden Walk and Talk. |