Cape Verde Shearwater vs Northern Fulmar

Calonectris edwardsii 对比 Fulmarus glacialis

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Side-by-Side Comparison

属性 Cape Verde Shearwater Northern Fulmar
学名 Calonectris edwardsii Fulmarus glacialis
Procellariiformes Procellariiformes
Procellariidae Procellariidae
保护状况 Near Threatened Least Concern
体长 47.0 cm (18.5 in)
翼展 61.8 cm (24.3 in) 107.0 cm (42.1 in)
体重 470.0 g (16.58 oz) 750.0 g (26.46 oz)
食性 -- Fish, squid, crustaceans, offal from fishing vessels, and zooplankton. Feeds by surface-seizing and shallow plunge-diving.
产卵数 1 1
Population Trend
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Size Comparison

Body Length
Cape Verde Shearwater
Northern Fulmar 47.0 cm
翼展
Cape Verde Shearwater 61.8 cm
Northern Fulmar 107.0 cm
体重
Cape Verde Shearwater 470.0 g
Northern Fulmar 750.0 g
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Song & Call Comparison

Cape Verde Shearwater

Northern Fulmar

鸣唱

A nasal, cackling 'kak-kak-kak-kak' or grunting 'uh-uh-uh' at the nest and colony. Less melodic than petrels. In flight gives occasional single nasal calls.

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Geographic Range & Migration

Cape Verde Shearwater

Northern Fulmar

North Atlantic and North Pacific oceans. Breeds from the Arctic south to Britain, France, and New England.

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保护状况

Near Threatened

Cape Verde Shearwater

Least Concern

Northern Fulmar

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How to Tell Them Apart

Cape Verde Shearwater

Northern Fulmar

羽毛

Light morph: white head and underparts with grey wings and back. Dark morph: entirely grey. Tube-nosed bill and stiff-winged flight distinctive at sea.

Yellowish hooked bill with prominent tubular nostrils on top

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About These Birds

Cape Verde Shearwater

佛得角剪水鹱,体长43–47厘米,分布于佛得角群岛,近危,受猫和鼠威胁。

Northern Fulmar

The northern fulmar is a long-lived seabird that can survive over 40 years. It defends its nest by projectile-vomiting a foul-smelling stomach oil at intruders, which can mat the feathers of predators and cause fatal loss of waterproofing. Fulmars have expanded their breeding range dramatically southward over the past two centuries.

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Related Comparisons

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