Separate studies on bumble bees and mason bees—such as Osmia lignaria, shown here—exposed to imidacloprid add to the body of evidence that wild bees may be particularly vulnerable to neonicotinoid insecticides. (Photo by Heather Holm, via iNaturalist, CC BY-NC 4.0)
Osmia lignaria mason bee
Separate studies on bumble bees and mason bees—such as Osmia lignaria, shown here—exposed to imidacloprid add to the body of evidence that wild bees may be particularly vulnerable to neonicotinoid insecticides. (Photo by Heather Holm, via iNaturalist, CC BY-NC 4.0)
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