african big big cats captive captivity cared-for carnivore cat enclosure fauna hunter lioness mammal Panthera leo powerful roam roaming roaming space social strong well-fed wild-life acinonyx jubatus distinctive fast fastest feline markings solitary speed animal bleak chilly cold countryside England February field flock footprint freezing frozen Great Britain icy landscape natural nature path severe sheep snow snowy South Downs Sussex track wander wandering winter alone beak bird breed brown calm chicken chook color colour Dirt docile domestic earth farm feathers fluffy forage fowl free freerange friendly galliforme grass hen light livestock loose open out outdoors outside plumage poultry rural walking bell cow graze hill mammalia norway road bovine cattle english herd lane longhorn nature reserve pasture Rural area tree wildlife bushes feeding grays green moose pond river trees pig Tamworth wild