What is the northern owl?

Northern Spotted Owl je jedním ze tří poddruhů Spotted Owl. This owl, a non -migration bird, is located in Washington, Oregon and Northern California in the United States and parts of British Columbia, Canada. Vědecký název pro severní skvrnitý OWL je Strix Occidentalis caurina .

Středně velká sova, severní skvrnitá je dlouhá asi 18 palců (45,7 cm) a váží 1–2 libry (0,5–0,9 kg). Jeho rozpětí křídla je přibližně 48 palců (122 cm). Šedé hnědé barvy, tyto sovy vypadají jako menší verze sovy zamlčené a mají kolem své horní poloviny světla. Nemají ušní chomáčky, ale na rozdíl od většiny druhů sovy mají tmavě zbarvené oči.Horní baldachýn. Obvykle se vyskytují poblíž zdrojů vody a obecně se nebudou pustit, ani krátce, do nezalesněných oblastí. Pro boj proti změnám teploty bude tato sova létat výš nebo nižší v lesním baldachýnu. Čekají na svou kořist na hřívě a pak tiše klouzají dolů k zemi nebo na větev a popadnou kořist v jejich drápech. Ačkoli jsou území, mohou mírně změnitIts ranges when the conditions of the environment prevent their hunt.

Northern saw Owls Mate in February or March and Mate for Life. They usually nest in cavities on trees or nesting other species, they can also use artificial nesting boxes. The sausage can have an area of ​​up to 2,000-5,000 hectares (809–2,023 hectares).

The woman puts two or three eggs and incubates Jeasi the month. As soon as they hatch, the young mother is for eight to ten days while men hunt. Young fledge 34-36 days after hatching. Fledglings stays with his parents for two to three months, while parents continue to feed them. North seen OWL has lived in the wild for about ten years, but can live for 15-20 years in captivity.

OWL consumption is considered an indicator and are used by a scientist to test the health of the ecosystems in which they live. Unfortunately, the northern seen owl is considered an endangered species. These birds have very specific requirements for habitat andThey do not adapt to changes in their environment. Deforestation is the main factor in their population decrease. Owls, which often attack their territory, also lead to a decline in the species of northern spots.

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