Scientists Are Studying Why The Half Black Bumblebee Is So Calm bejo 6909 Share Scientists Are Studying Why The Half Black Bumblebee Is So Calm Bumblebee | Description, Species, Life Cycle, & Facts | Britannica Half-black bumblebee or two-spotted bumblebee or?? Central VA, 13 mm ... Read also: Homeowners Find That New England Rabbits Are Nesting In Cars