The characters are:
Farmer Fred Barnes: a man with an orange hair and beard with no mustache. He is the main character of the story
Farmer Barnes’ father: a man who taught Fred how to drive the old tractor when he was a boy. He is not mentioned in the story, but only in the list of characters.
Farmer Barnes ducks
Duchess a cow with a straw hat
Harold horse
Delilah a calf
Denby a retired male
sheep dog
Cackle a rooster who wakes up all the animals
Mrs. merchant a lady from an unknown job
Annie Barnes Fred’s wife who later gave birth to a baby boy
Mrs. speckles and busy hen are hens