Amazonian Pygmy-owl vs Great Horned Owl
Glaucidium hardyi 비교 대상 Bubo virginianus
Side-by-Side Comparison
| 속성 | Amazonian Pygmy-owl | Great Horned Owl |
|---|---|---|
| 학명 | Glaucidium hardyi | Bubo virginianus |
| 목 | Strigiformes | Strigiformes |
| 과 | Strigidae | Strigidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | 55.0 cm (21.7 in) |
| 날개 폭 | 17.9 cm (7.0 in) | 127.0 cm (50.0 in) |
| 체중 | 56.333333333333336 g (1.99 oz) | 1400.0 g (49.38 oz) |
| 식성 | -- | Extremely diverse — mammals (rabbits, skunks, rodents), birds (including other raptors), reptiles, amphibians, and fish. … |
| 산란 수 | 3 | 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
Amazonian Pygmy-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
Amazonian Pygmy-owl
Great Horned Owl
North and South America from subarctic Canada to Tierra del Fuego. One of the most widespread owls in the Americas.
보전 상태
Amazonian Pygmy-owl
Great Horned Owl
How to Tell Them Apart
Amazonian Pygmy-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
Amazonian Pygmy-owl
The Amazonian Pygmy-owl is a tiny owl weighing about 56 g with a 17.9 cm wingspan, active during daylight hours in Amazonian forest. Despite its small size, it is an aggressive predator of small birds, lizards, and large insects.
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.