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Bumblebees of the world - find species by region, species groups, colour pattern (页面存档备份,存于互联网档案馆), nhm.ac.uk
, bumblebeeconservation.org
Bumblebee pages on Discover Life Bombus Identification Guide (页面存档备份,存于互联网档案馆), List of Species (页面存档备份,存于互联网档案馆), Worldwide Species Map (页面存档备份,存于互联网档案馆).
Bees Fact sheet on bumble bees[永久失效連結] includes information on habits, habitat, threats and prevention tips