bumblebees2.jpgBombus pennsylvanicus, the American Bumble Bee. They are fun to watch, but can and will sting multiple times to defend their nest if provoked.

Here are some great resources:
http://entnemdept.ufl.edu/creatures/...umble_bees.htm
http://bugguide.net/node/view/65631#id
http://www.bumblebee.org/NorthAmerica.htm
bumblebees.jpg