Marie Read / Arctic terns (Sterna paradisaea), two in flight over nesting colony in field of buttercups (Ranunculus sp.), Keflavik, Iceland. Digital canvas expansion.

Massimiliano Magnante/ BIA / White Tern (Gygis alba) pair, Bird Island, Seychelles

Ole Jorgen Liodden / Arctic tern (Sterna paridisea) mobbing, Arctic fox (Alopex lagopus) in Spitsbergen, Svalbard, Norway, July.

Theo Bosboom,Theo Bosboom / Arctic tern (Sterna paradisae) on telegraph lines, near a small village on the Reykjanes peninsula in the south west of Iceland, June

Paul Hobson / Arctic tern (Sterna paradisaea) two fighting in the air, Scotland, UK July

Peter Cairns / 2020VISION / Arctic Tern (Sterna paradisaea) in flight. Shetland, Scotland, August.

Erlend Haarberg / Two Arctic terns (Sterna paradisaea) in flight fighting, Iceland, August

Peter Cairns / 2020VISION / Arctic Tern (Sterna paradisaea) against white sky, Farne Islands, Northumberland, England, UK, July

Brent Stephenson / White / Fairy Tern (Gygis alba) in flight against a blue sky. Motu Omai, Rangiroa Atoll, Tuamotus, French Polynesia, November.

Edwin Giesbers / Arctic tern (Sterna paradisaea) in flight, vocalising, aggresive behaviour, Farne Islands, Northumberland, UK, June

Edwin Giesbers / Arctic tern (Sterna paradisaea) in flight, calling, Farne Islands, Northumberland, UK, June

Wild Wonders of Europe / Lundgren / Common tern (Sterna hirundo) in flight, Pico, Azores, Portugal, June 2009