Which species is a related parasite that typically targets Bombus hortorum?

Answer

Bombus barbutellus

The Southern Cuckoo Bumblebee, Bombus barbutellus, is another example of a social parasite within the bumblebee family. It operates with a similar lifestyle to the Vestal Cuckoo but has evolved to target a different host species, specifically Bombus hortorum, highlighting the evolutionary specialization and host-parasite specificity found in this group.

Which species is a related parasite that typically targets Bombus hortorum?
speciesinsectbeebumblebeepollinator