Burung kicau (Songbirds)
Bobolink
Dolichonyx oryzivorus
- langka
- 55 km/h
- Hampir terancam
Migrates 12,000 miles a year to summer in your hayfield. Sings like R2-D2 having an idea.
- Populasi
- ~10 million mature individuals, declining at >1.5%/year (1966-2015 trend)
- Habitat
- Open grasslands, hayfields, and tallgrass/mixed-grass prairie remnants for breeding; rice fields, marshes, and grassy wetlands during migration and winter
- Fakta menarik
- Breeding male Bobolinks wear their tuxedo backwards — black underparts with a pale straw-colored nape and white scapulars/back/rump — and the species is the only North American land bird known to regularly migrate through the Galápagos Islands, over 1,000 miles off its main route (Darwin collected a specimen there in 1835).
- Sebaran
- Breeds across southern Canada and the northern United States (upper Midwest to the Canadian Maritimes and Northeast); migrates one of the longest routes of any songbird (~12,000-12,500 miles round trip, including a documented detour through the Galápagos) to winter in grasslands of southern South America, chiefly Argentina, Paraguay, and Bolivia
- Makanan
- Seeds, grains (notably rice, reflected in the species name oryzivorus), and insects, including agricultural pests such as armyworms (earning it the nickname "armyworm bird")
- Ukuran
- 0,18 m
- Bentang sayap
- 0,27 m
- Masa hidup
- 3 tahun
