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Side-by-Side Comparison

คุณสมบัติ	Band-rumped Storm-petrel	Townsend's Storm-petrel
ชื่อวิทยาศาสตร์	Hydrobates castro	Hydrobates socorroensis
อันดับ	Procellariiformes	Procellariiformes
วงศ์ตระกูล	Hydrobatidae	Hydrobatidae
สถานะการอนุรักษ์	Least Concern	Endangered
ความยาว	—	—
กว้างปีก	30.1 cm (11.9 in)	30.1 cm (11.9 in)
น้ำหนัก	49.25 g (1.74 oz)	33.2 g (1.17 oz)
อาหาร	--	--
จำนวนไข่	1	1
Population Trend	—	—

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สถานะการอนุรักษ์

Least Concern

Band-rumped Storm-petrel

Endangered

Townsend's Storm-petrel

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About These Birds

Band-rumped Storm-petrel

Band-rumped Storm-petrel, 19–21 cm, breeds on Atlantic and Pacific volcanic islands including the Azores, Canaries, and Galápagos. Sooty brown with a white rump band; similar to Leach's but straighter wingtips and steadier flight. Multiple cryptic species may be involved. Planktivore; widespread pelagic.

Townsend's Storm-petrel

Townsend's Storm-petrel, 19–21 cm, breeds on Guadalupe and San Benedicto Islands off western Mexico. Recently split from Leach's Storm-petrel. Forked white rump, dark overall. Pelagic in eastern Pacific; planktivore. Conservation status uncertain; threatened by introduced predators at small nesting island colonies.

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