Why might a Lemon Cuckoo queen be one of the first bumblebee queens observed early in the spring?

Answer

It searches for a host nest early in the season before social queens fully establish

Cuckoo females are often the first bumblebee queens encountered because their immediate priority after emerging is locating and invading a host nest, sometimes occurring before local social queens have fully set up their colonies.

Why might a Lemon Cuckoo queen be one of the first bumblebee queens observed early in the spring?
insectidentificationbumblebeecuckoolemon