Ingo Arndt / Fishing spider {Ancylometes bogotensis} on water surface, French Guyana

Guy Edwardes / 2020VISION / Amphibious bistort (Polygonum amphibium) in flower on lake, Westhay SWT reserve, Somerset Levels, Somerset, England, UK, June 2011. Photographer quote: 'This was the best display of amphibious bistort...

Guy Edwardes / 2020VISION / Amphibious bistort (Polygonum amphibium) in flower on lake, Westhay SWT reserve, Somerset Levels, Somerset, England, UK

Terry Whittaker / 2020VISION / Assistant Warden Lloyd Park checks nesting islands and rafts at the Anglian Birdwatching Centre using an amphibious vehicle, Rutland Water, Rutland, UK, April 2011, Model released

Terry Whittaker / 2020VISION / Reserve Manager Tim Appleton, Osprey Project Manager Tim Mackrill, Field Officer John Wright and Assistant Warden Lloyd Park check nesting islands and rafts at the Anglian Birdwatching Centre, using a...

Shin Yoshino / African Elephant (Loxodonta africana) along waterhole with wallowing Hippopotamuses (Hippopotamus amphibious) and Cattle Egret (Bubulcus ibis) flock, Ngorongoro Crater, Tanzania

Will Watson / Aerial photograph of the Okavango Delta, UNESCO World Heritage Site, featuring, swamp, pools and channels created by Hippopotamus (Hippopatmus amphibious), Botswana. January 2018.

Will Watson / Aerial photograph of the Okavango Delta, UNESCO World Heritage Site, featuring, swamp, pools and channels created by Hippopotamus (Hippopatmus amphibious), Botswana. January 2018.

Dave Bevan / Moorhen (Gallinula chloropus) feeding chick in a pond covered with Water smartweed (Persicaria amphibia), Ceredigion, Wales, UK. July.

Dave Bevan / Pair of Moorhens (Gallinula chloropus) feeding chicks in a pond covered with Water smartweed (Persicaria amphibia), Ceredigion, Wales, UK. July.

Dave Bevan / Little grebe (Tachybaptus ruficollis) preening, surrounded by Water smartweed (Persicaria amphibia), Ceredigion, Wales, UK. July.

Ingo Arndt / Underside of body of Fishing spider {Ancylometes bogotensis} French Guyana