Their home range is based mainly on food availability and cover. It is usually less than 6,000 acres but can range up to 70,000 acres. In general, boars have a larger home range and will also travel greater distances. Yes, wild hogs will prey on young lambs and kid goats. They have also been known to kill and eat ground nesting birds, such as turkey and quail.
Feral hogs compete directly with livestock as well as game and non-game wildlife species for food.
The main damage caused to livestock and wildlife is indirectly through habitat and agriculture destruction. Rooting activity for food can damage agricultural crops, fields, and livestock feeding and watering facilities. Often wildlife feeders are damaged or destroyed. They also destabilize wetland areas, springs, creeks and tanks from excessive rooting and wallowing. In addition to habitat destruction and alteration, hogs can destroy forestry plantings and damage trees.