What are the chances of seeing a Blood-Tailed Bumble Bee in Sofia?
With luck
About 10% of wildlife watchers report a Blood-Tailed Bumble Bee sighting in Sofia on a given day, based on 9 verified sightings from GBIF citizen-science data. It is the 53rd most-seen of the 115 insects we can rate there. Over three days the chance rises to about 30%, and over a week to about 50%, if each day is a fresh chance.