Nature Picture Library offers the best nature photographs and footage from the world's finest photographers, to license for commercial and creative use. More than 700,000 images and video clips online, from tigers to turtles and elephants to sharks.
John Chan / American avocets (Recurvirostra americana) foraging in a tidal basin, Bolsa Chica Ecological Reserve, Southern California, USA, October.
Hermann Brehm / Spoonbill ( Platalea leucorodia) wading with yellow Water-lily flowers, Hungary
Marie Read / American avocet (Recurvirostra americana), adult in breeding plumage foraging by sweeping its bill from side to side through shallow water, Orange County, California, USA, April.
John Chan / Great blue heron (Ardea herodias) predating a Smelt (Osmeridae), Southern California, USA, October.
Peter Bassett / King penguins (Aptenodytes patagonicus) wading through mud and falling over, Prion Island, South Georgia.
Ernie Janes / Redshank (Tringa totanus)wading through water with a dead plant in the background, Norfolk, England, UK, November 2013.
Juan Carlos Munoz / Two Great egrets (Ardea alba) wading, silhouetted at dawn, Keoladeo National Park, Bharatpur, Rajasthan, India.
Ernie Janes / Oyster Catcher (Haematopus ostralegus) in tulip (Tulipa) field, North Norfolk, May 2013
Graham Eaton,Graham Eaton / Dog chasing and disturbing a flock of Knot (Calidris canutus) on a beach, Hoylake, Wirral
Juan Carlos Munoz,Juan Carlos Munoz / Lesser flamingo (Phoeniconaias minor) portrait, Lake Bogoria, Rift valley, Kenya, Africa
Juan Carlos Munoz,Juan Carlos Munoz / Lesser flamingo (Phoeniconaias minor) flock in lake in morning, Lake Nakuru NP, Rift Valley, Kenya
Juan Carlos Munoz,Juan Carlos Munoz / Lesser flamingos (Phoeiconaias minor) feeding in still lake, Lake Nakuru, Rift valley, Kenya, Africa