The coyote is one of the most adaptable animals in the world. it can change its diet to include small mammals, livestock, birds, reptiles, carrion, fruit, and vegetables. it is one of the few animals that has enlarged its range since human encroachment began. which is the most likely reason for this? it has adapted its diet to include more variety, thereby increasing its food supply. it has intermingled with human pets, such as the dog, to increase its population. it has migrated to ranges with more favorable, moderate climates. it has an increase in nest and shelter sites within the urban and rural range.