Nick Upton / Common lace weaver / Lace-webbed spider (Amaurobius similis) male in its web in an old stone wall at night, Wiltshire, UK, September.

Tui De Roy / Blue-footed Booby (Sula nebouxii) feet, Seymour Island, Galapagos Islands, Ecuador

Tui De Roy / Blue-footed Booby (Sula nebouxii) incubating eggs, Santa Cruz Island, Galapagos Islands, Ecuador

Ingo Arndt / Red-eyed Tree Frog (Agalychnis callidryas) close- up of eye half open, the golden webbed semi-transparent eyelid allows to see its surrounding even while resting, Costa Rica.

Ingo Arndt / Close up of webbed foot of Surinam toad {Pipa pipa}

Ingo Arndt / Close up of webbed foot of African clawed frog {Xenopus laevis}

Ingo Arndt / Close up webbed foot of Kuhl's gecko {Ptychozoon kuhli}

Danny Green / Whooper swan (Cygnus cygnus) in flight in snowfall, Lake Kussharo, Japan, February

Chris & Monique Fallows / Wandering albatross (Diomedea exulans), feeding and cleaning.

Roy Mangersnes / Brunnich's guillemot (Uria lomvia) diving into sea, Spitsbergen, Svalbard, Norway, July.

Michele Westmorland / Booby (Sula nebouxii) looking at camera underwater, Galapagos Island.

Chris & Monique Fallows / Shy Albatross (Thalassarche cauta) swimming at surface with Blue sharks (Prionace glauca) below, Cape Point, South Africa.