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Side-by-Side Comparison

คุณสมบัติ	European Storm-petrel	Tristram's Storm-petrel
ชื่อวิทยาศาสตร์	Hydrobates pelagicus	Hydrobates tristrami
อันดับ	Procellariiformes	Procellariiformes
วงศ์ตระกูล	Hydrobatidae	Hydrobatidae
สถานะการอนุรักษ์	Least Concern	Least Concern
ความยาว	—	—
กว้างปีก	23.8 cm (9.4 in)	35.5 cm (14.0 in)
น้ำหนัก	26.5 g (0.93 oz)	89.0 g (3.14 oz)
อาหาร	--	--
จำนวนไข่	1	1
Population Trend	—	—

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สถานะการอนุรักษ์

Least Concern

European Storm-petrel

Least Concern

Tristram's Storm-petrel

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About These Birds

European Storm-petrel

European Storm-petrel, 14–18 cm, wingspan 36–39 cm, is the smallest seabird in European waters, breeding in burrows and rock crevices on Atlantic islands from Iceland to the Mediterranean. Entirely sooty black with white rump. Strictly nocturnal at colonies. Planktivore; patters over wave surface picking up oil and plankton.

Tristram's Storm-petrel

Tristram's Storm-petrel, 24–25 cm, is one of the largest storm-petrels, breeding on small Hawaiian and Ogasawara Islands in the North Pacific. All dark; broad wings, moderate tail fork. Nocturnal at colonies in winter (October–April). Planktivore; poorly known at sea; winters south into tropical Pacific.

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