Tongue unit of honeybee consists of

Tongue unit of honeybee consists of 2 galeae of maxillae, 2 labial palpi and flexible hairy glossae.
The honey bee, Apis mellifera ligustica, uses the specialized tongue structured by ∼120 segmental units, coated by bushy hairs, to dip varying concentrations of nectar flexibly at small scales.
The tongue unit consists of two galea of maxillae, two labial palpi and elongated flexible hairy glossa of labium. The glossa terminates into a small circular spoon shaped lobe called spoon or bouton or flabellum which is useful to lick the nectar.