Carol Walker / Lusitano horse, dun stallion pawing the ground, Portugal, May 2011

Ingo Arndt / Grizzly Bear (Ursus arctos horribilis) mother playing with cub, Lake Clark National Park, Alaska

Carol Walker / Wild horses / Mustangs, stallion pawing the ground, McCullough Peaks, Wyoming, USA

Tony Heald / African lion (Panthera leo) two cubs playing with very large elephant dung, Etosha National Park, Namibia October

Orsolya Haarberg / Chamois (Rupicapra rupicapra) pawing the ground in snow, Alps, Gran Paradiso National Park, Italy, November

Carol Walker / Wild Horse / mustang, young foal pawing, Pryor Mountains, Montana, USA, June

Carol Walker / Appaloosa stallion pawing the ground, California, USA

Aflo / American shorthair kitten pawing model butterfly hanging from mirror

Sergey Gorshkov / African Lion (Panthera leo) mother protecting her cub from male, Botswana

Kristel Richard / Wild horse / mustang (Equus caballus) stallion pawing the ground, ready to fight in the Pryor Mountains, Wyoming, USA.

Bernard Castelein / Blackbuck (Antilope cervicapra) male pawing the ground at sunrise, Rajasthan, India

Carol Walker / Mustang / Wild Horse stallion pawing in front of another stallion, McCullough Peaks Herd Area, Cody, Wyoming, USA

Jane Burton / British show pony chestnut mare and colt foal (45-days) in field, foal pawing his mother's back while she tries to rest, UK

Carol Walker / Wild horse / mustang in McCullough Peaks, Wyoming, USA - black pinto stallion pawing the ground

Carol Walker / Gray Andalusian Stallion {Equus caballus} pawing with mares in background, Ejicia, Spain.

Staffan Widstrand / European Brown Bear {Ursus arctos} pawing tree trunk, Finland.

Staffan Widstrand / European Brown Bear {Ursus arctos} pawing tree trunk, Finland.