Adult bachelor walrus (Odobenus rosmarus rosmarus) hauled out on the beach at Poolepynten on Prins Karl's Foreland in the Svalbard Archipelago, Norway, Arctic, Europe

Mute swan (cygnus olor) head and neck resting on back, oxfordshire, uk

Mute swan (cygnus olor) asleep on the water, oxfordshire, uk

redshank: tringa totanus at roost, on bank montrose basin, angus,scot.

California Sea Lion (Zalophus californianus) mother and pupat Los Islotes in the Gulf of California (Sea of Cortez), Mexico.

Eurasian river otter (Lutra lutra). Hebrides, Scotland

eider: somateria mollissima male montrose, scotland

grey seal: halichoerus grypus bull, sand-level portrait ea stern england, u.k.

A group of resident bottlenose dolphins (Tursiops truncatus) travel through the Moray Firth, Scotland. This is a mother and calf group in calm water exhibiting resting behaviour.

dunlin: calidris alpina on grass bank at high tide montros e basin, angus,scot.

A Buller's Albatross rests on the water off the coast of Wollongong, New South Wales, Australia

Zebra (Equus quagga) putting head on another one's back, Serengeti, Tanzania, Africa

Arctic fox (alopex lagopus) dormant, coiled, Dovrefjell, Norway, Europe

Wild boars (Sus scrofa), shoats lying close together, North Rhine-Westphalia, Germany, Europe

striped remora or live sharksucker remora cleaning scraps from inside the mouth of a lemon shark Negaprion brevirostris resting on the bottom is a strong current Thought to be a parasite this is one of the first images showing a benefit for the shark in this relationship West End Grand Bahamas Atlantic Ocean