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Barn Owl Adaptations

Barn Owl Adaptations. Eyesight. Large Eyes Eyes do not move so heads must move to see. Heads can turn 270 degrees Very little light is needed for an owl to find their prey Fact – Owls vision is so focused they could read a Newspaper a mile away by the light of a candle

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Barn Owl Adaptations

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  1. Barn Owl Adaptations

  2. Eyesight • Large Eyes • Eyes do not move so heads must move to see. • Heads can turn 270 degrees • Very little light is needed for an owl to find their prey • Fact – Owls vision is so focused they could read a • Newspaper a mile away by the light of a candle • Fact – Owls must turn their head to see objects up close.

  3. Hearing • Large Oval-shaped ear openings with raised flaps called operculum • Face is shaped like a satellite dish to collect and direct low intensity sounds • Ears are at different heights….if sound reaches top ear first then the sound comes from above • Owl’s sense of hearing is 35 to 100 times more sensitive than a human • An Owl can hear a mouse 60 feet away • An Owl can open and close it’s ears Facts

  4. Silent Flight • Owls soft wing feathers allow it to muffle the sound of it flying • Prey cannot hear them coming

  5. Talons and Beak • Toes of an owl extend to the • sides to prevent small animals • from escaping • Strong, sharp, curved beak allows • owl to tear up prey if too large to • swallow • Usually kill prey by grabbing • with talons and biting its neck

  6. Diet of Barn Owl House sparrow mole • Birds • Voles • Shrews • Rats • Moles • Insects • Bats • One year study of a Barn owl revealed the following diet: 1,407 mice, 143 rats, 7 bats, 5 young rabbits, 375 house sparrows, 23 starlings, 54 other birds, 2 lizards, 174 frogs, 25 moths, and 52 crickets • = 2267 creatures eaten in ONE YEAR! (5-6 per night!) • FACT: An owl will expel a pellet 10-18 hours after eating it’s prey. It cannot eat again until it does this shrew rat vole

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