Forster's tern

Description

Forster's tern is a medium-sized tern with a slender body,deeply forked long tail and relatively long legs.In its non-breeding plumage,the crown is white and a black coma-shaped patch covers the eye and the ear-covert.The wings are grey with the primaries being dark silver grey,while the underside is white.[4][5] The bill is black and the legs are a dull brownish red