Queen bumblebees can breathe underwater – for days. We found out how

A bumblebee submerged in a test tube.

In many species of bumblebees, the queens spend their winters buried underground in a small pit the size of a grape. For six to nine months, they enter a deep sleep-like state called diapause, waiting for the season. As climate change brings heavy rainfall to many areas, these overwintering queens face increasing risks from unstable … Read more