Kristel Richard / A purebred Lusitano stallion galloping in the arena at the Companhia das Lezírias Stud Farm, Samora Correia, Santarém, Portugal, July 2011

Kristel Richard / A purebred Lusitano colt (with his mane and tail cut to mark his first year) trotting in the arena at the Companhia das Lezírias Stud Farm, Samora Correia, Santarém, Portugal, July 2011

Carol Walker / Summerland Beach, Ojai, CA, horse, purebred bay Azteca stallion running in water

Carol Walker / Purebred grey Andulasian stallion carriage horse, high trotting, Carriages Exhibition, Seville, Spain

Carol Walker / Purebred black Friesian stallion being trained to perform the 'spanish walk', Castle Rock, Colorado, USA Model released

Carol Walker / Purebred leopard appaloosa horse running in snow, Flitner Ranch, Shell, Wyoming, USA

Carol Walker / Purebred grey Andalusian mare running in the snow, Longmont, Colorado, USA

Carol Walker / Purebred black Friesian stallion doing passage, Ojai, California, USA,

Carol Walker / Purebred Gypsy Vanner stallion running, Ojai, California, USA

Carol Walker / Purebred grey Andalusian stallion running, Ojai, California, USA,

Carol Walker / Purebred Friesian gelding trotting out of the sea, Summerland Beach, Ojai, California, USA

Carol Walker / Purebred dappled grey Andalusian stallion doing passage steps, Ojai, California, USA