Barn Owl vs Mallard
Tyto alba 比較対象 Anas platyrhynchos
Side-by-Side Comparison
| 属性 | Barn Owl | Mallard |
|---|---|---|
| 学名 | Tyto alba | Anas platyrhynchos |
| 目 | Strigiformes | Anseriformes |
| 科 | Tytonidae | Anatidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | 35.0 cm (13.8 in) | 58.0 cm (22.8 in) |
| 翼開長 | 90.0 cm (35.4 in) | 90.0 cm (35.4 in) |
| 体重 | 350.0 g (12.35 oz) | 1100.0 g (38.80 oz) |
| 食性 | Almost exclusively small mammals, especially voles and mice. Hunts using extraordinary hearing to locate prey … | Omnivorous — aquatic plants, seeds, insects, crustaceans, and mollusks. Feeds by dabbling, upending, and grazing … |
| 一腹卵数 | 2-16 | 4-18 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Barn Owl
Open farmland, grasslands, and marshes. Nests in barns, church steeples, tree cavities, and purpose-built nest boxes.
Mallard
Nearly any wetland habitat including lakes, rivers, ponds, marshes, estuaries, and urban park ponds.
Song & Call Comparison
Barn Owl
An eerie, drawn-out rasping shriek 'shreeeeee' — not a hoot. Also gives hissing, snoring, and bill-snapping when disturbed. Chicks call with a persistent rasping hunger call.
Mallard
Female gives the classic 'quack-quack-quack', descending in pitch. Male utters soft nasal 'raeb-raeb'. Both give a high 'gag-gag-gag' when alarmed or taking flight.
Geographic Range & Migration
Barn Owl
The most widespread owl and one of the most widespread land birds, found on every continent except Antarctica.
Mallard
Native across the Northern Hemisphere in North America, Europe, and Asia. Introduced to Australia and New Zealand.
保全状況
Barn Owl
Mallard
How to Tell Them Apart
Barn Owl
Pale golden-buff upperparts with delicate grey mottling. Pure white heart-shaped face and white to pale buff underparts. Ghostly white appearance in flight.
Pale pinkish hooked bill nearly concealed by the facial disc
Mallard
Breeding males have an iridescent green head, white neck ring, chestnut breast, and grey body. Females are mottled brown. Both sexes show a blue speculum bordered by white.
Broad, flat bill — yellow-green in males, orange-brown in females