Animal husbandry with more settled communities. The first wild animal to be domesticated was the dog. Half-wild dogs, perhaps starting with young individuals, may have been tolerated as scavengers and killers of vermin, and being naturally pack hunters, were predisposed to become part of the human pack and join in the hunt. Prey animals, sheep, goats, pigs and cattle, were progressively domesticated early in the history of agriculture. Pigs were domesticated in Mesopotamia around 13,000 BC, and sheep followed, some time between 11,000 and 9,000 BC. Cattle were domesticated from the wild aurochs in the areas of modern Turkey and Pakistan around
Animal Defenders International against the use of animals in circuses. ADI, through country-specific investigations, has contributed to the passing of animal rights laws, with Bolivia passing a law to ban both wild and domestic animal acts in all circuses; and similar legislation under consideration in Colombia and Peru. In the UK, ADI is lobbying the Department for the Environment, Food and Rural Affairs to introduce a ban on the use of “certain non-domesticated animals” in traveling circuses in line with DEFRA's 2006 promise to introduce an Act. ADI’s investigation into the use of animals in circuses in the UK and Europe in 1998,