Many chicken coops were spread over acres of concrete, with millions of chickens in them. Some chickens came out from beneath their coops and began grooming, usually an evening activity. Other houses served as residences or as cowsheds, chicken coops or stables, workshops and sheds. The birds are released daily from hutches or coops. The large courtyards contained stables, chicken coops, wells and a laundry. In some areas, fishers can become pests to farmers when they raid chicken coops. In August, FBI surveillance noticed workmen dismantling Napolitano's pigeon coops atop the Motion Lounge. "The dovecote and pigeon coops" were near the lake. Surplus killing has been observed in chicken coops. One noted player managed to build 28 upgraded chicken coops. The economy was formerly based on chicken coops, cowsheds and field crops. Leagues provide various kinds of scale economies to make coops viable. The number of small coops in urban areas of wealthy countries has been growing. Most Pizza is vegetarian, but some meat-eating coops (such as Pyle) enjoy meat toppings. Coops should consist of three rooms and possess a hearth.