Search results
Results from the WOW.Com Content Network
The giant hummingbird requires an estimated 4.3 calories of food energy per hour to sustain its flight. [21] This requirement along with the low oxygen availability and thin air (generating little lift) at the high altitudes where the giant hummingbird usually lives suggest that it is close to the viable maximum size for a hummingbird. [22]
Dozens of hummingbird species live year-round in tropical mountain habitats at high altitudes, such as in the Andes over ranges of 1,500 metres (4,900 ft) to 5,200 metres (17,100 ft) where the partial pressure of oxygen in the air is reduced, a condition of hypoxic challenge for the high metabolic demands of hummingbirds.
The red-billed streamertail (Trochilus polytmus), also known as the doctor bird, scissor-tail or scissors tail hummingbird, is a species of hummingbird in the "emeralds", tribe Trochilini of subfamily Trochilinae. It is endemic to Jamaica and is the national bird of the country. [4] [5] [6]
Meghan Markle's refreshed lifestyle brand has a logo with a meaningful symbol.. On Feb. 18, the Duchess of Sussex announced that she was rebranding her lifestyle venture previously known as ...
Green-crowned plovercrest In São Paulo, Brazil Conservation status Least Concern (IUCN 3.1) CITES Appendix II (CITES) Scientific classification Domain: Eukaryota Kingdom: Animalia Phylum: Chordata Class: Aves Clade: Strisores Order: Apodiformes Family: Trochilidae Genus: Stephanoxis Species: S. lalandi Binomial name Stephanoxis lalandi (Vieillot, 1818) Synonyms Plovercrest The green-crowned ...
Hummingbirds are small birds capable of hovering in mid-air due to the rapid flapping of their wings. They are the only birds that can fly backwards. Unless otherwise noted, all species listed below are considered to occur regularly in North America as permanent residents, summer or winter residents or visitors, or migrants.
For premium support please call: 800-290-4726 more ways to reach us
Anna's hummingbird (Calypte anna) is a North American species of hummingbird named after Anna Masséna, Duchess of Rivoli. It is native to western coastal regions of North America. Until the late 20th century , Anna's hummingbirds migrated from locations as far north as Alaska and coastal British Columbia , returning south to breed in Baja ...