Northern Saw-whet Owl vs Hume's Boobook
Aegolius acadicus в сравнении с Ninox obscura
Side-by-Side Comparison
| Характеристика | Northern Saw-whet Owl | Hume's Boobook |
|---|---|---|
| Научное название | Aegolius acadicus | Ninox obscura |
| Отряд | Strigiformes | Strigiformes |
| Семейство | Strigidae | Strigidae |
| Охранный статус | Least Concern | Least Concern |
| Длина | — | — |
| Размах крыльев | 27,0 cm (10.6 in) | 42,5 cm (16.7 in) |
| Масса | 89,75 g (3.17 oz) | 191,0 g (6.74 oz) |
| Питание | -- | -- |
| Размер кладки | 3-7 | -- |
| Population Trend | — | — |
Habitat Comparison
Охранный статус
Least Concern
Northern Saw-whet Owl
Least Concern
Hume's Boobook
About These Birds
Northern Saw-whet Owl
The Northern Saw-whet Owl (<em>Aegolius acadicus</em>) is a small nocturnal raptor in the family Strigidae, found across forested and wetland habitats of North America. Detailed plumage and behavioral descriptions beyond nesting parameters are limited in the available data fields, though the species is relatively well studied. It is assessed as Least Concern globally. This species nests in tree cavities, often utilizing old woodpecker holes, and does not excavate its own nest site. Incubation lasts approximately 27 to 29 days, and …