- Who
- Franklin’s bumblebee (Bombus franklini)
- Where
- United States ()
- When
- 2006
Native to the USA, the world´s rarest species of bumblebee is Franklin´s bumblebee (Bombus franklini). Classed as Critically Endangered by the IUCN, only one individual was found during extensive surveys of its limited distribution range in Oregon and California during 2006.
