Mystery photographs: Common Tern

01 April 1979
Comments Main paper Slender, pointed wings, neat, black cap and forked tail clearly indicate an adult tern. The grey underparts, separated from the cap by a white streak, may initially suggest Whiskered Tern Chlidonias hybridus, but the underparts are too pale for a ...
Read More

Stay at the forefront of British birding by taking out a subscription to British Birds.

Subscribe Now