 Bands united infrequently and most of the year the Guaycura foraged in family groups or lived in temporary settlements, called rancherias by the Spanish, of 50 to 200 people.Bands competed for territory and sometimes warred with each other.The Guaycura hunted mule deer, bighorn sheep and smaller game, harvested shellfish and turtles on the shorelines, and gathered a variety of plant foods.