Burung kicau (Songbirds)
Pygmy Nuthatch
Sitta pygmaea
- langka
- 55 km/h
- Risiko rendah
Sleeps in cavity dorms with up to 100 friends to stay warm. Delivers messages on a community plan.
- Populasi
- ~3.88 million mature individuals globally (~3.1 million in the USA/Canada), trend increasing
- Habitat
- Open, mature coniferous forest — especially long-needled ponderosa pine, also Jeffrey pine, Douglas-fir, and aspen stands — from sea level to over 4,000 m, with strong dependence on mature trees for nest/roost cavities
- Fakta menarik
- Pygmy Nuthatches are cooperative breeders living in extended family groups with helper birds, and on cold nights more than 100 individuals have been recorded huddling together inside a single tree cavity to conserve heat.
- Sebaran
- Western North America: southern British Columbia (Canada) south through the western United States (Sierra Nevada, Rocky Mountains, Cascades, southwestern pine forests) to the highlands of central Mexico; resident/non-migratory, extent of occurrence ~4.81 million km²
- Makanan
- Insects and other arthropods (weevils, bark and leaf beetles, caterpillars) gleaned from bark and foliage; pine seeds especially in winter; readily visits suet and sunflower seed feeders
- Ukuran
- 0,1 m
- Bentang sayap
- 0,197 m
- Masa hidup
- 3 tahun
