Eastern Screech Owl
Otus asio
Size: 9"; up to 20-inch wingspan
Male: Small "eared" owl that occurs in one of two permanent color morphs. It is either mottled with gray and white, or is red brown (rust) with white (as shown). Bright yellow eyes.
Female: Same as male.
Juvenile: Lighter gray than adult, usually no ear tufts.
Nest: Nests in former woodpecker cavities and does not use nesting material. One brood per year.
Eggs: 4-5; white without markings
Incubation: 25-26 days; female incubates, male feeds female during incubation
Fledging: 26-27 days; male and female feed young
Migration: The Eastern Screech Owl can be found in St. Charles County year round.
Food: Large insects, small mammals, birds, and snakes.


