Chickens enemies are hawks, bobcats, snakes , skunks, owls , raccoons , and foxes. The gizzard is the part that helps the chicken grind it’s food. The father (Rooster) makes a crowing sound that sounds like Cock-a-doodle-doo. There are 175 varieties of chickens. A hen lays a average of 300 eggs per year. A chick takes about 21 days to hatch.