White-winged tern  (Chlidonias leucopterus)

White-winged tern eggs in nest

© Chris Perrins / www.osfimages.com

Juvenile white-winged tern

© Hanne & Jens Eriksen / naturepl.com

White-winged tern in winter plumage

© Nigel J. Dennis / www.nhpa.co.uk

White-winged tern in winter plumage, spreading wings

© Jose B. Ruiz / naturepl.com

White-winged terns in winter plumage, feeding

© Morten Strange / www.nhpa.co.uk

White-winged tern moulting into breeding plumage

© Hanne & Jens Eriksen / naturepl.com

White-winged tern moulting into breeding plumage, in flight

© Ariadne Van Zandbergen / www.africaimagelibrary.com

White-winged tern on wooden post

© Mike Lane / www.nhpa.co.uk

White-winged tern

© Yossi Eshbol / www.flpa-images.co.uk

White-winged tern in flight, anterior view

© Berndt Fischer / Biosphoto

White-winged tern in flight

© Wild Wonders of Europe / D'Amicis / naturepl.com

White-winged tern in flight

© Wild Wonders of Europe / D'Amicis / naturepl.com

White winged tern in flight

© Roger Tidman / www.nhpa.co.uk

White-winged tern in flight

© Nick Upton / naturepl.com

White-winged tern on nest, calling

© Dennis Green / www.osfimages.com

White-winged terns feeding

© Peter Steyn / www.ardea.com

White-winged terns in flight over lake

© Ariadne Van Zandbergen / www.africaimagelibrary.com

White-winged tern flock in habitat

© Nick Upton