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Bird measurement or bird biometrics are approaches to quantify the size of birds in scientific studies. The variation in dimensions and weights across birds is one of the fundamental sources of diversity among birds, and even Within species, dimensions may vary across populations within species , between the sexes and depending on age and ...
Parrots, also known as psittacines (/ ˈ s ɪ t ə s aɪ n z /), [1] [2] are the 402 species of birds that make up the order Psittaciformes, found in most tropical and subtropical regions, of which 387 are extant. The order is subdivided into three superfamilies: the Psittacoidea ("true" parrots), the Cacatuoidea (cockatoos), and the ...
The amazon parrots are 33 species of parrots that comprise the genus Amazona. They are native to the New World, ranging from South America to Mexico and the Caribbean. Amazon parrots range in size from medium to large, and have relatively short, rather square tails.
The majority of this length is due to the hummingbird's extreme tail streamers. Another size champion among hummingbirds is the sword-billed hummingbird, a fairly large species of which approximately half of its 21 cm (8.3 in) length derives from its bill. This is by far the largest bill-to-body-size ratio of any bird. [66]
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Amazon parrots average 5 weeks for nest initiation, with most successful nestings averaging 2.2 fledglings. [28] Amazon parrots mostly breed during late winter and spring, as they are seasonal breeders. [29]: 255 This may happen due to seasonal food availability or a lower chance of flooding, as the period is generally dry. West Indian amazon ...
In Chinese Buddhist iconography, a parrot is sometimes depicted hovering on the upper right side Guan Yin clasping a pearl or prayer beads in its beak. [150] In Hindu mythology, the parrot is the mount of the god of love, Kamadeva. [151] The bird is also associated with the goddess Meenakshi and the poet-saint Andal. [152]
The largest species, the Cape parrot, by contrast, is usually almost as large as an African grey parrot, adult males reaching a size of 32 centimeters (≈ 12,6 in.) and a weight of about 400 g (≈ 14,1 oz). Many Poicephalus parrots have bulky heads and