Great Blue Heron
Ardea herodias
Size: 42-52"
Male: Tall gray heron. Black eyebrows extend into several long plumes off the back of the head. Long yellow bill. Feathers at base of neck drop down in a kind of necklace.
Female: Same as male.
Juvenile: Same as adult, but more brown than gray, with a black crown and no plumes.
Nest: Female and male build a platform nest. One brood per year.
Eggs: 3-5; blue green without markings
Incubation: 27-28 days; female and male incubate
Fledging: 56-60 days; male and female feed young
Migration: The Great Blue Heron is a migrator and can be found in St. Charles County during the summer months.
Food: Small fish, frogs, insects, and snakes.


