Band-rumped Storm-petrel vs Black Storm-petrel

Hydrobates castro в сравнении с Hydrobates melania

Side-by-Side Comparison

Характеристика Band-rumped Storm-petrel Black Storm-petrel
Научное название Hydrobates castro Hydrobates melania
Отряд Procellariiformes Procellariiformes
Семейство Hydrobatidae Hydrobatidae
Охранный статус Least Concern Least Concern
Длина
Размах крыльев 30,1 cm (11.9 in) 34,4 cm (13.5 in)
Масса 49,25 g (1.74 oz) 66,19999999999999 g (2.34 oz)
Питание -- --
Размер кладки 1 1
Population Trend

Охранный статус

Least Concern

Band-rumped Storm-petrel

Least Concern

Black Storm-petrel

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.

Black Storm-petrel

Black Storm-petrel, 22–23 cm, is the largest entirely dark storm-petrel of the eastern Pacific, breeding on San Benito Islands and Coronado Islands off Baja California. Deeply forked tail; languid, loping flight distinctive among storm-petrels. Planktivore and piscivore. Near Threatened; small breeding population.

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