Buff-Tailed Bumblebee (Bombus terrestris)

Buff-Tailed Bumblebee (Bombus terrestris)

Observation - Buff-Tailed Bumblebee (Bombus terrestris) - UK and Ireland. Description: Slightly confused about which species this is because of the tiny yellow bar just about the white tail- regional variation or specific to a certain species of bumblebee?

Slightly confused about which species this is because of the tiny yellow bar just about the white tail- regional variation or specific to a certain species of bumblebee?