Bombus occidentalis used to be the most common bumble bee species in the Pacific Northwest, but in the mid 1990s it became one of the rarest. Now, according to a new article it may be making a comeback.
Bombus occidentalis used to be the most common bumble bee species in the Pacific Northwest, but in the mid 1990s it became one of the rarest. Now, according to a new article it may be making a comeback.