Chris Gomersall / 2020VISION / Grey plover (Pluvialis squatarola) adult in winter plumage on mudflats, The Wash, Norfolk, England, UK, December

Nick Upton / 2020VISION / Lapwings (Vanellus vanellus), Golden plover (Pluvialis apricaria), Wigeon (Anas penelope) and Common Teal (Anas crecca) flying over flooded marshes in winter, with a rainbow in the background, Greylak...

Robert Thompson / Cleg fly (Haematopa pulvialis) adult at rest on bog myrtle, County Antrim, Northern Ireland, UK, July

Mark Hamblin / 2020VISION / Golden plover (Pluvialis apricaria) silhouette at sunrise on moorland, Scotland, UK, June

Alex Hyde / Cleg fly / Horsefly (Haematopota pluvialis) sucking blood from human.

Nick Upton / Cleg fly / Horsefly (Haematopa pluvialis) sucking blood from photographer's arm, Wiltshire pastureland, UK, June.

Wild Wonders of Europe / Bergmann / Golden plover (Pluvialis apricaria) Myvatn, Thingeyjarsyslur, Iceland, June 2009

Wild Wonders of Europe / Bergmann / Golden plover (Pluvialis apricaria) Myvatn, Thingeyjarsyslur, Iceland, June 2009

Paul Hobson / Golden plover chicks in nest {Pluvialis apricaria} Derbyshire, UK.

Rolf Nussbaumer / Grey / Black-bellied plover, breeding plumage {Pluvialis squatarola} Texas, USA

Yva Momatiuk & John Eastcott / Black-bellied Plover (Pluvialis squatarola) non-breeding bird resting on one leg on shore, spring, Gulf of Mexico, Padre Island National Seashore, Texas

Tom Vezo / Black-bellied Plover (Pluvialis squatarola) in winter plumage, Long Island, New York