Pearl-spotted Owlet vs Snowy Owl

Glaucidium perlatum so với Bubo scandiacus

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Side-by-Side Comparison

Thuộc Tính Pearl-spotted Owlet Snowy Owl
Tên Khoa Học Glaucidium perlatum Bubo scandiacus
Bộ Strigiformes Strigiformes
Họ Strigidae Strigidae
Tình Trạng Bảo Tồn Least Concern Vulnerable
Chiều Dài 63,0 cm (24.8 in)
Chiều Dài Sải Cánh 22,1 cm (8.7 in) 145,0 cm (57.1 in)
Khối Lượng 82,14 g (2.90 oz) 2100,0 g (74.08 oz)
Chế Độ Ăn -- Primarily lemmings on the breeding grounds, where a pair may consume over 1,500 per year. …
Số Trứng 3 3-14
Population Trend
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Size Comparison

Body Length
Pearl-spotted Owlet
Snowy Owl 63,0 cm
Chiều Dài Sải Cánh
Pearl-spotted Owlet 22,1 cm
Snowy Owl 145,0 cm
Khối Lượng
Pearl-spotted Owlet 82,14 g
Snowy Owl 2100,0 g
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Habitat Comparison

Môi Trường Sống Chung

Pearl-spotted Owlet 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

Pearl-spotted Owlet

Snowy Owl

Tiếng Hót

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

Pearl-spotted Owlet

Snowy Owl

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

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Tình Trạng Bảo Tồn

Least Concern

Pearl-spotted Owlet

Vulnerable

Snowy Owl

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How to Tell Them Apart

Pearl-spotted Owlet

Snowy Owl

Bộ Lông

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

Mỏ

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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