LYNN M. STONE / South Devon cows (Bos taurus) grazing in field, Wisconsin, USA

Robin Chittenden / Holstein Friesian cow herd walking down road during droving, Devon, UK. April.

Rose Summers / Domestic Cattle (Bos taurus) drinking and walking through river, Devon, England, UK, June.

Nick Upton / Red Ruby Devon (Bos taurus) bullocks walking on and grazing chalk grassland pastureland nature reserve managed for butterfly diversity, West Yatton Down, Wiltshire, UK, April.

Nick Upton / Red Ruby Devon (Bos taurus) bullock grazing coastal chalk grassland pastureland, Durlston Country park, Dorset, UK, August.