The female bee -- the larger sex of the species Megachile pluto -- is four times the size of the typical European honeybee with a wingspan of 2.5 inches. It's the largest known bee on the planet.

The world’s largest bee may also be the planet ... which governs international trade in threatened species. Wallace’s giant bee is currently only considered “vulnerable” by the ...

While the carpenter and bumble bees were the most obvious visitors to the lupines, a closer look revealed a host of activity ...