Rinjani Scops-owl vs Snowy Owl

Otus jolandae مقارنةً بـ Bubo scandiacus

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Side-by-Side Comparison

السمة Rinjani Scops-owl Snowy Owl
الاسم العلمي Otus jolandae Bubo scandiacus
الرتبة Strigiformes Strigiformes
الفصيلة Strigidae Strigidae
حالة الحفاظ Near Threatened Vulnerable
الطول 63,0 cm (24.8 in)
طول الجناح 30,0 cm (11.8 in) 145,0 cm (57.1 in)
الوزن 165,0 g (5.82 oz) 2100,0 g (74.08 oz)
النظام الغذائي -- Primarily lemmings on the breeding grounds, where a pair may consume over 1,500 per year. …
عدد البيض في الوضع -- 3-14
Population Trend
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Size Comparison

Body Length
Rinjani Scops-owl
Snowy Owl 63,0 cm
طول الجناح
Rinjani Scops-owl 30,0 cm
Snowy Owl 145,0 cm
الوزن
Rinjani Scops-owl 165,0 g
Snowy Owl 2100,0 g
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Habitat Comparison

الموائل المشتركة

بلا

Rinjani Scops-owl only

Snowy Owl only

Snowy Owl

Arctic tundra for breeding. Winters in open habitats resembling tundra, including prairies, airports, shorelines, and agricultural fields.

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Song & Call Comparison

Rinjani Scops-owl

Snowy Owl

الغناء

Male gives a deep booming hoot 'hooooo' and a rising 'hoo-hoo' series. Also barks sharply when alarmed. Quieter than many owls; silent during long Arctic winter hunts.

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Geographic Range & Migration

Rinjani Scops-owl

Snowy Owl

Circumpolar Arctic for breeding. Irruptive winter movements bring birds south to the northern United States, Europe, and Asia.

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حالة الحفاظ

Near Threatened

Rinjani Scops-owl

Vulnerable

Snowy Owl

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How to Tell Them Apart

Rinjani Scops-owl

Snowy Owl

الريش

Adult males are almost entirely white. Females and immatures have dark brown barring and spotting. Yellow eyes and fully feathered feet.

المنقار

Dark hooked bill mostly hidden by dense facial feathering

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About These Birds

Snowy Owl

The snowy owl is the heaviest North American owl and one of the most charismatic Arctic birds. Unlike most owls, it is largely diurnal, necessitated by the continuous daylight of Arctic summers. Snowy owl irruptions — periodic mass southward movements — are tied to lemming population cycles.

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Related Comparisons

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