The bee was once found in roughly half of the U.S. Now, rare sightings have been limited to about a dozen states.

The American Bumble Bee, Bombus pensylvanicus, is one of the most common bumble bee species found on the Front Range and is one of the 24 species found in Colorado 1. This species is found only in the ...

The next five-year National Pollinator Plan will be critical for arresting further decline, driven by threats to habitat ...

Researchers at the University of New Hampshire said that the bumblebee population is on the decline in the Granite State.The numbers for three of the species in New Hampshire -- Bombus affinis, Bombus ...

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 ...

Worker bees help decide which bumblebee larvae become queens by feeding them juvenile hormone during growth period.

Look up the word "bumble," and the definition may read something like "To move or act in a confused, awkward or clumsy manner." But the bumble bee, a member of the genus Bombus, is anything but clumsy ...