New Zealand Storm-petrel vs Wilson's Storm-petrel
Fregetta maoriana so với Oceanites oceanicus
Side-by-Side Comparison
| Thuộc Tính | New Zealand Storm-petrel | Wilson's Storm-petrel |
|---|---|---|
| Tên Khoa Học | Fregetta maoriana | Oceanites oceanicus |
| Bộ | Procellariiformes | Procellariiformes |
| Họ | Oceanitidae | Oceanitidae |
| Tình Trạng Bảo Tồn | Critically Endangered | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 28,2 cm (11.1 in) | 29,4 cm (11.6 in) |
| Khối Lượng | 34,75 g (1.23 oz) | 37,5 g (1.32 oz) |
| Chế Độ Ăn | -- | -- |
| Số Trứng | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Tình Trạng Bảo Tồn
Critically Endangered
New Zealand Storm-petrel
Least Concern
Wilson's Storm-petrel
About These Birds
New Zealand Storm-petrel
New Zealand Storm-petrel, 16–18 cm, was thought extinct for over 150 years until rediscovered in 2003 off the Hauraki Gulf. Breeding colony finally found in 2013 on Little Barrier Island. Dark above, white below with black stripe through belly. Endangered. Planktivore in New Zealand coastal and pelagic waters.
Wilson's Storm-petrel
Wilson's Storm-petrel, 15–19 cm, wingspan 38–42 cm, may be the world's most abundant bird with billions breeding on Antarctic and sub-Antarctic islands. Dark brown with white rump, yellow-webbed feet dangling below body while 'walking' on water surface. Planktivore; skims copepods and krill. Circumglobal migrant.