Long-eared Owl vs Great Horned Owl
Asio otus 对比 Bubo virginianus
Side-by-Side Comparison
| 属性 | Long-eared Owl | Great Horned Owl |
|---|---|---|
| 学名 | Asio otus | Bubo virginianus |
| 目 | Strigiformes | Strigiformes |
| 科 | Strigidae | Strigidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | 55.0 cm (21.7 in) |
| 翼展 | 56.1 cm (22.1 in) | 127.0 cm (50.0 in) |
| 体重 | 296.3333333333333 g (10.45 oz) | 1400.0 g (49.38 oz) |
| 食性 | -- | Extremely diverse — mammals (rabbits, skunks, rodents), birds (including other raptors), reptiles, amphibians, and fish. … |
| 产卵数 | 5-7 | 1-4 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Great Horned Owl
Diverse habitats including forests, deserts, swamps, urban parks, and suburban areas. Nests in tree hollows, cliff ledges, and abandoned nests of other large birds.
Song & Call Comparison
Long-eared Owl
Great Horned Owl
Deep, resonant 'who-who-who-who-ooo': the classic 'hoo-h'HOO-hoo-hoo' territorial duet of a mated pair. Booms at dusk. Female pitch slightly higher than male.
Geographic Range & Migration
Long-eared Owl
Great Horned Owl
North and South America from subarctic Canada to Tierra del Fuego. One of the most widespread owls in the Americas.
保护状况
Long-eared Owl
Great Horned Owl
How to Tell Them Apart
Long-eared Owl
Great Horned Owl
Mottled grey-brown plumage with heavy dark barring. Prominent ear tufts, yellow eyes, and a white throat patch give a fierce expression.
Dark grey-black hooked bill almost hidden by facial disc feathers
About These Birds
Long-eared Owl
长耳鸮是一种苗条的中型猫头鹰（约280克），具有显著的耳羽丛。广布于北美、欧洲和亚洲。白天在密集植被中休息时具有极佳的伪装能力，夜间捕食小型哺乳动物，尤其是田鼠。无危；广布于温带地区，在多树生境中繁殖。
Great Horned Owl
The great horned owl is the most powerful and widespread owl in the Americas, earning the nickname tiger of the sky. It is one of the earliest nesting birds, often laying eggs in January when snow still covers the ground. Great horned owls are fierce predators, regularly taking prey up to three times their own weight.