Gagak cerdas (Clever Corvids)
Steller’s Jay
Cyanocitta stelleri
- epik
- 40 km/h
- Risiko rendah
The western crested jay of mountain forests, from Alaska to Nicaragua. Bold, noisy, and an expert mimic of hawks.
- Populasi
- ~3 million mature individuals globally (~2.7 million in USA/Canada); population trend decreasing (slow decline, ~1-19% over three generations per forest-cover-loss modeling)
- Habitat
- Coniferous and pine-oak forests, including mountainous evergreen woodlands; adapts to forest edges and residential areas near woods (elevation range roughly 900-3,900 m)
- Fakta menarik
- Steller's Jays are excellent vocal mimics with a large repertoire, imitating other birds, squirrels, cats, dogs, chickens, and even mechanical sounds.
- Sebaran
- Western North America and Central America: from southern Alaska and western Canada south through the western USA, Rocky Mountain foothills, Mexico, Guatemala, Honduras, El Salvador, to northern Nicaragua (extent of occurrence ~9.89 million km²)
- Makanan
- Omnivorous — roughly two-thirds plant matter (seeds, nuts, acorns, conifer seeds, berries) and one-third animal matter (invertebrates, small rodents, eggs, and nestlings of other birds)
- Ukuran
- 0,32 m
- Bentang sayap
- 0,44 m
- Masa hidup
- 10 tahun
