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Tyto alba
Length 37cm, wingspan up to 90cm. Stature clear and colorful thin long white feathers spotted with gray. Umna bird is slender, long and hard heart-shaped face, unlike other owls have round. His eyes disappear in a longitudinal slot of feathers. Fingers are covered with bristles. Weight of approximately 1/2 pound. Adapted to low light vision.
Prefers to nest in attics of old houses, roofs and church towers, lofts and caves, sleeping by day, sometimes in palm. Attracts attention in landscapes cultificadas.
Photographed in Curitiba Zoo
Yes however has a unique structure of the skull that separates the other owls in a special family: the "Tytonidae." Another feature is the flight. compared with the other owls, has a very low weight load on the wings (large wings to sustain a light body) that can fly more distance using less energy and also slower.