rusty patched bumblebees Bumble bee added to the endangered species list By Rebecca Williams • Jan 12, 2017 Dan Mullen / U.S. Fish and Wildlife Service Listen Listening... / 4:00 Listen to today's Environment Report. For the first time in the U.S., a bumble bee has been listed as an endangered species. It’s called the rusty patched bumble bee. The species is no longer found in Michigan, but small populations still exist elsewhere in the Great Lakes region.