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.
Ross Hoddinott / Pebbles and surf on beach at dusk, Sandymouth bay, Cornwall, UK
Matt Roseveare / Caddisfly larva (Trichoptera) building armoured casing / case with pebbles on riverbed, Cornwall, UK, April. Controlled conditions.
Kim Taylor / Song thrush (Turdus philomelos) cracking a Garden snail (Cornu aspersum) on stone 'anvil', Surrey, UK, June.
Jack Dykinga / Arizona sycamore (Platanus wrightii) roots and leaves amongst pebbles. In riparian area, Chiricahua Mountains, Coronado National Forest, Arizona, USA. November.
Jack Dykinga / Purplemat (Nama demissum) and California goldfields (Lasthenia californica) growing through pebbles of a dry streambed. Joshua Tree National Park, Mojave Desert, California, USA. 25th March 2019.
Steven David Miller / Great bowerbird (Chlamydera nuchalis), male showing off treasures whilst female inspects bower. Lake Argyle, Kununurra, Western Australia.
Guy Edwardes / Portland Bill Lighthouse, Isle of Portland, Dorset, England, UK. November 2015.
Guy Edwardes / Porth Nanven, Cot Valley, Porth Nanven, Cornwall, England, UK. September 2017.
Olga Kamenskaya / Pebbles reflected in the water surface at mouth of Sheryldy river, Lake Baikal, Siberia, Russia. September
Floris van Breugel / Glass beach at sunset - a former dump site, in which the glass has now become pebbles of sea glass. MacKerricher State Park. California. USA. January 2013
Alex Mustard / A shoal of Golden grey mullet (Liza aurata) swim in the surf breaking on the shore of El Hierro Island. Canary Islands, Spain. East Atlantic Ocean.
Theo Bosboom / Cushion pink (Silene acaulis) in highlands, A?xarfjardarheidi, Iceland, June