Neil Anderson / Red squirrel (Sciurus vulgaris), two curled up asleep in drey inside nest box. Nest of lichen and Pine needles. Highlands, Scotland, UK. Medium repro only.

Will Burrard-Lucas / Ethiopian wolf (Canis simensis) stretching as it wakes up, Web Valley, Ethiopia.

Pete Oxford / Galapagos sealion (Zalophus wollebaeki) mother and pup resting on beach, Galapagos.

Pal Hermansen / Yellow-billed oxpecker (Buphagus africanus) on African buffalo (Syncerus caffer), Masai Mara, Kenya

Ole Jorgen Liodden / Magellanic penguin (Spheniscus magellanicus) profile portrait, Falkland Islands, November.

Jussi Murtosaari / European brown bear (Ursus arctos arctos) scratching its back, northern Finland, June.

Igor Shpilenok / Red Fox (Vulpes vulpes) portrait, resting on snow. Kronotsky Zapovednik Nature Reserve, Kamchatka Peninsula, Russian Far East, March.

Jane Burton / Border Collie having a good shake.

Steven David Miller / Black flying fox (Pteropus alecto) sleeping in tree roost. Nitmiluk National Park, Northern Territory, Australia.

Shane Gross / Desmarest's hutia (Capromys pilorides) climbing in tree. Gardens of the Queen National Park, Cuba.

David Pattyn / Alpine ibex (Capra ibex) , Valsavarenche, Gran Paradiso National Park, Aosta Valley, Italy

Lorraine Bennery / Black lemur (Eulemur macaco macaco) female resting in tree. Lokobe Reserve, Nosy Be, Madagascar.