Burung laut (Seabirds)
Sooty Shearwater
Ardenna grisea
- tidak umum
- 55 km/h
- Hampir terancam
Migrates 40,000 miles per year, the longest animal migration. Your message is a detour.
- Populasi
- ~8.8 million mature individuals (roughly 19-24 million total individuals; declining)
- Habitat
- Open ocean (pelagic) outside breeding season; nests colonially in burrows under tussock grass and low scrub on offshore islands
- Fakta menarik
- Sooty Shearwaters make one of the longest annual migrations of any bird, tracked flying roughly 64,000-74,000 km (about 40,000+ miles) in a giant figure-eight loop across the Pacific between New Zealand/Chile breeding grounds and Alaska/California/Japan feeding waters.
- Sebaran
- Breeds on islands off New Zealand, southeastern Australia, and Chile (largest colony, up to 4 million birds, on Isla Guafo), plus the Falkland Islands/Tierra del Fuego region; during the non-breeding season undertakes a trans-equatorial figure-eight migration across the Pacific and Atlantic, reaching Alaska, California, and Japan in the Northern Hemisphere
- Makanan
- Fish and squid, caught by pursuit-diving using its wings for underwater propulsion, sometimes to depths of 60-68 m; also scavenges behind fishing boats and near whales
- Ukuran
- 0,45 m
- Bentang sayap
- 1 m
- Masa hidup
- 18 tahun
