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The Hummingbird is equipped with a small video camera for surveillance and reconnaissance purposes and has a flight endurance of up to 11 minutes. It can fly outdoors, or enter a doorway to investigate indoor environments. It was announced to the public on 17 February 2011. [1] [2] [3]
Hummingbird_hovering_in_mid-air.ogv (Ogg Theora video file, length 26 s, 336 × 252 pixels, 1.22 Mbps, file size: 3.73 MB) This is a file from the Wikimedia Commons . Information from its description page there is shown below.
During flight, hummingbird feet are tucked up under the body, enabling optimal aerodynamics and maneuverability. [18] Of those species that have been measured during flight, the top flight speeds of hummingbirds exceed 15 m/s (54 km/h; 34 mph). [16]
A hovering rufous hummingbird. In 2005, Warrick led a research study into the hummingbird's ability to hover in flight. Working with trained rufous hummingbirds (Selasphorus rufus) that hovered over a feeding syringe filled with sugar solution, Warrick and his research team employed digital particle imaging velocimetry to capture the bird's wing movements on film, which enabled the discovery ...
Anna's hummingbirds can shake their bodies 55 times per second to shed rain while in flight, or in dry weather, to remove pollen or dirt from feathers. [25] Each twist lasts four-hundredths of a second and applies 34 times the force of gravity on the bird's head.
[1] [2] A close relative of the common swift, the white-throated needletail (Hirundapus caudacutus), is commonly reported as the fastest bird in level flight with a reported top speed of 169 km/h (105 mph). This record remains unconfirmed as the measurement methods have never been published or verified.
The rufous hummingbird (Selasphorus rufus) is a small hummingbird, about 8 cm (3 in) long with a long, straight and slender bill. These birds are known for their extraordinary flight skills, flying 3,200 kilometres (2,000 miles) during their migratory transits.
Black-billed streamertail Male 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: Trochilus Species: T. scitulus Binomial name Trochilus scitulus (Brewster & Bangs, 1901) Synonyms Trochilus polytmus scitulus The black ...