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The drinking bird is a heat engine that exploits a temperature difference to convert heat energy to a pressure difference within the device, and performs mechanical work. Like all heat engines, the drinking bird works through a thermodynamic cycle. The initial state of the system is a bird with a wet head oriented vertically.
English: The drinking bird is a heat engine that exploits a temperature differential to convert heat energy to a pressure differential within the device, and perform mechanical work. Licensing Public domain Public domain false false
It is a stocky grey bird with a head sometimes tinged with brown, and white feathers on the eyelids that cause the eyes to flash white as the bird blinks. It is 16.5 cm (6.5 in) long, has a wingspan of 23 cm (9.1 in), [2] and weighs on average 46 g (1.6 oz). The name "dipper" derives from its long legs, which it uses to bob its whole body up ...
After the bird’s beak is dipped into a cup of water, it springs back into its natural upstanding position, and the water begins to evaporate and cool the head.
White-throated dipper (C. cinclus). Dippers are small, chunky, stout, short-tailed, short-winged, strong-legged birds. The different species are generally dark brown (sometimes nearly black), or brown and white in colour, apart from the rufous-throated dipper, which is brown with a reddish-brown throat patch.
President Biden took a departing jab at Trump, saying that what the president-elect did was a "genuine threat to democracy.". Ahead of the anniversary of the Jan. 6, 2021, riot at the U.S. Capitol ...
Ed Gernon probably didn't expect to add a hummingbird to his household pet list, but an unusual event brought him, his dog and a little bird all together. Hummingbird and dog who helped save her ...
This is an accepted version of this page This is the latest accepted revision, reviewed on 14 January 2025. This is a list of onomatopoeias, i.e. words that imitate, resemble, or suggest the source of the sound that they describe. For more information, see the linked articles. Human vocal sounds Achoo, Atishoo, the sound of a sneeze Ahem, a sound made to clear the throat or to draw attention ...