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The domestic pigeon (Columba livia domestica or Columba livia forma domestica) [2] is a pigeon subspecies that was derived from the rock dove or rock pigeon. The rock pigeon is the world's oldest domesticated bird.
The pigeon could eat and digest 100 g (3.5 oz) of acorns per day. [79] At the historic population of three billion passenger pigeons, this amounted to 210,000,000 L (55,000,000 US gal) of food a day. [54] The pigeon could regurgitate food from its crop when more desirable food became available. [43]
The evolution of birds began in the Jurassic Period, with the earliest birds derived from a clade of theropod dinosaurs named Paraves. [1] Birds are categorized as a biological class, Aves. For more than a century, the small theropod dinosaur Archaeopteryx lithographica from the Late Jurassic period was considered to have been the earliest bird.
The true history of pigeons is one of thousands of years of careful cultivation by humans, followed by nearly utter abandonments in the last century. We think of pigeons as a nuisance today, but ...
The following is a timeline of ... A History of the Birds of Europe ... A Natural History of the Ducks, which provides maps of the known breeding ...
The band-tailed pigeon (Patagioenas fasciata) [3] is a pigeon native to the Americas, and the largest pigeon native to North America. They are a native species throughout the Southwestern United States and Mexico , extending south to Peru .
Argote says it's about time pigeons get the hero treatment: " 'Dinosaur' is, like, a very serious proposition of what could be a monument that doesn't celebrate men, a war, a victory, but that ...
The rock dove, rock pigeon, or common pigeon (/ ˈ p ɪ dʒ. ə n / also / ˈ p ɪ dʒ. ɪ n /; Columba livia) is a member of the bird family Columbidae (doves and pigeons). [3]: 624 In common usage, it is often simply referred to as the "pigeon", although this is the wild form of the bird; the pigeons most familiar to people are the domesticated form of the wild rock dove.