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Side-by-Side Comparison

คุณสมบัติ	Matsudaira's Storm-petrel	Least Storm-petrel
ชื่อวิทยาศาสตร์	Hydrobates matsudairae	Hydrobates microsoma
อันดับ	Procellariiformes	Procellariiformes
วงศ์ตระกูล	Hydrobatidae	Hydrobatidae
สถานะการอนุรักษ์	Vulnerable	Least Concern
ความยาว	—	—
กว้างปีก	37.0 cm (14.6 in)	23.8 cm (9.4 in)
น้ำหนัก	62.0 g (2.19 oz)	18.0 g (0.63 oz)
อาหาร	--	--
จำนวนไข่	--	1
Population Trend	—	—

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สถานะการอนุรักษ์

Vulnerable

Matsudaira's Storm-petrel

Least Concern

Least Storm-petrel

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About These Birds

Matsudaira's Storm-petrel

Matsudaira's Storm-petrel, 24–26 cm, is a large, all-dark storm-petrel breeding on Volcano and Ryukyu Islands of Japan. Long-winged, slow flapping flight. Winters off East Africa and the Arabian Sea — an Indian Ocean migrant from North Pacific colonies. Planktivore and surface feeder.

Least Storm-petrel

World's smallest seabird at 13–15 cm. Sooty-black with white rump; short rounded wings. Breeds Baja California islands; ranges offshore in eastern Pacific to Ecuador. Feeds on zooplankton and small fish by pattering on the surface. Nocturnal at breeding colonies; Near Threatened.

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