Steven Falk has created an extensive Bombus section on his Flickr pages. This includes numerous images of 23 of the British species together with information about each species. Users will find the species accounts particularly useful for helpful hints on identifying Bombus species in the field.
IBRA - The International Bee Research Association has recently published Plants for Bees. Illustrated in full colour throughout, the book provides gardeners, beekeepers and bee lovers with all the information they need to create a healthy environment for the many species of bee in the British Isles.
Plants for Bees very adequately recognises the importance of all our native bee species. Many solitary as well as social species are depicted in excellent quality photographs, most of which have been contributed by BWARS members.