This document discusses the characteristics, habitat, food sources, predators, and animals that share the habitat of swans. It describes swans as having white heads, necks and bodies with long necks and orange beaks. Their habitat includes wetlands, ponds and sometimes fields, where they eat plants, insects and cereal crops. Their predators include owls, skunks, bears, coyotes and humans. The document also notes some positive and negative effects humans can have on swans' habitat.