Disturbing trends have been identified in populations of the western bumble bee, Bombus occidentalis. Once considered to be one of the most common west coast bumble bee species, it is now ...

Among them is the western bumblebee — Bombus occidentalis — a species that ... They’re the only bumble in the West with a distinctively fuzzy white rump. Males and females both forage ...

The U.S. Department of Agriculture reports that the common western bumble bee -- Bombus occidentalis, to get Latin on you -- is in trouble as well. Entomologist James Strange, with the USDA in ...

It has not been observed in California since 1998 or in Oregon since 2006. The western bumble bee (Bombus occidentalis occidentalis) ranges broadly from northern Mexico to central British Columbia ...

Long-term, rising summer temperatures are "particularly alarming" to the Western bumble bee, Bombus occidentalis, according to the UC Davis research paper. (Photo by Kathy Keatley Garvey ...

As climate change progresses. The western bumble bee, or Bombus occidentalis, could be all but wiped out from its historic habitat, which ranges from alpine meadows to forests to Prairie grassland.

including the western bumble bee (Bombus occidentalis), the Suckley cuckoo bumble bee (B. suckleyi), and the American bumble bee (B. pensylvanicus). Insects that pollinate plants play an essential ...

and an unconfirmed Western bumble bee (B. occidentalis) Some species are marked by their “long, silky hairs” and others by the coloring of the fuzz on their head. The guide is detailed, with long ...

The western bumble bee, Bombus occidentalis, is a nectar robber, for this short-tongued bee bites a hole through the base of the corolla tube and extracts most of the nectar without pollinating the ...