A new technique in the excavation of ground-nest bee burrows (Hymenoptera: Apoidea)
ABSTRACT underwater treasures sunken medallion Bees have a diversified natural history, thus the methods applied to study such diversity are varied.When it comes to studies of nesting biology, bees which nest in pre-existing cavities have been reasonably well studied since researchers started using trap-nests.However, bees whose nests are built und