Animal husbandry in the British Agricultural Revolution of the 18th century, when livestock breeds like the Dishley Longhorn cattle and Lincoln Longwool sheep were rapidly improved by agriculturalists such as Robert Bakewell to yield more meat, milk, and wool. A wide range of other species such as horse, water buffalo, llama, rabbit and guinea pig are used as livestock in some parts of the world. Insect farming, as well as aquaculture of fish, molluscs, and crustaceans, is widespread. Modern animal husbandry relies on production systems adapted to the type of land available. Subsistence farming is being superseded by intensive animal farming in
Mountain and moorland pony breeds and moorland ponies are shown in their "native" state, and are not trimmed or plaited (braided). In reality a little light trimming is commonplace, for example to show off the fine head of the Connemara, and Welsh ponies often have their manes pulled to a length of about six inches. In some cases, trimming is necessary - if a small breeds pony's tail was left to grow unchecked it would become matted with mud and the pony could stand on it, potentially causing injury to itself or its rider. Bridles are plain and workmanlike, without coloured browbands or embellishments. A