Sooty Shearwater vs Heinroth's Shearwater
Ardenna grisea so với Puffinus heinrothi
Side-by-Side Comparison
| Thuộc Tính | Sooty Shearwater | Heinroth's Shearwater |
|---|---|---|
| Tên Khoa Học | Ardenna grisea | Puffinus heinrothi |
| Bộ | Procellariiformes | Procellariiformes |
| Họ | Procellariidae | Procellariidae |
| Tình Trạng Bảo Tồn | Near Threatened | Vulnerable |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 59,1 cm (23.3 in) | 35,7 cm (14.1 in) |
| Khối Lượng | 814,0 g (28.71 oz) | 82,0 g (2.89 oz) |
| Chế Độ Ăn | -- | -- |
| Số Trứng | 1 | -- |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Không
Sooty Shearwater only
Heinroth's Shearwater only
Không
Tình Trạng Bảo Tồn
Near Threatened
Sooty Shearwater
Vulnerable
Heinroth's Shearwater
About These Birds
Sooty Shearwater
40–51 cm, wingspan 94–110 cm. All dark sooty-brown with silvery-white underwing flash. Breeds New Zealand and southern South America; undertakes one of the longest migrations of any animal to North Pacific and Atlantic. Feeds on fish, squid, and krill. Near Threatened; millions estimated.
Heinroth's Shearwater
27 cm. Small dark shearwater; all sooty-brown with pale bill. Breeds Solomon Islands and Papua New Guinea. Critically Endangered; extremely poorly known with only a handful of records. Breeding biology almost completely unknown; one of the rarest and least-studied seabirds.