COMMON BARN OWL
(Tyto alba )
Description: Pale with dark eyes in a heart-shaped face. Rust-colored above; underparts vary from white to brown.
Habitat: Barns or any dark cavity in rural buildings, cliffs and trees. Occasionally
found in suburban environments.
Diet: Rodents, occasionally amphibians, reptiles and insects.
Call: Makes a raspy, hissing screech.
Displays: Male claps wings together in flight, presents food to female.
Nest: Burrows into crevices, nest occasionally lined with wood chips.
Eggs: White, occasionally nest-stained. Elliptical; just under two inches long.
Natural history note: Populations are declining due to loss of habitat.
Breeding bird atlas: To report bird breeding activity in your neighborhood, or to get information on the breeding bird atlas, call Sea and Sage Audubon Society members Sylvia Gallagher, (714) 962-8990, or Nancy Kenyon, (714) 786-3160.
Note: Map is divided into 5-kilometer squares so that Audubon Society volunteers can more easily survey areas on a regular basis.
Sources: Sea and Sage Audubon Society; "The Birder's Handbook," Ehrlich, Dobkin and Wheye, Fireside Books (1988); "Field Guide to the Birds of North America," National Geographic Society (1987); "Birds of Southern California: Status and Distribution," Garrett and Dunn, Los Angeles Audubon Society (1981).
Indicates 5-kilometer-square areas where breeding activity has been confirmed.