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List Of Parrots (family)
Parrots, also known as psittacines (), are the 402 species of birds that make up the order (biology), order Psittaciformes, found in most tropics, tropical and subtropics, subtropical regions, of which 387 are extant taxon, extant. The order is subdivided into three superfamilies: the true parrot, Psittacoidea ("true" parrots), the Cockatoo, Cacatuoidea (cockatoos), and the New Zealand parrot, Strigopoidea (New Zealand parrots). Parrots have a generally pantropical distribution with several species inhabiting temperateness, temperate regions in the Southern Hemisphere as well. The greatest biodiversity, diversity of parrots is in South America and Australasia. The Cacatuoidea are quite distinct, having a movable head crest, a different arrangement of the carotid arteries, a gall bladder, differences in the skull bones, and lack the Dyck texture feathers that—in the Psittacoidea—scatter light to produce the vibrant colours of so many parrots. Lories and lorikeets, Lorikeets were ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Parrots
Parrots, also known as psittacines (), are birds of the roughly 398 species in 92 genus (biology), genera comprising the order (biology), order Psittaciformes (), found mostly in tropics, tropical and subtropics, subtropical regions. The order is subdivided into three superfamilies: the true parrot, Psittacoidea ("true" parrots), the Cockatoo, Cacatuoidea (cockatoos), and the New Zealand parrot, Strigopoidea (New Zealand parrots). One-third of all parrot species are threatened by extinction, with higher aggregate extinction risk (Red List Index, IUCN Red List Index) than any other comparable bird group. Parrots have a generally pantropical distribution with several species inhabiting temperateness, temperate regions in the Southern Hemisphere, as well. The greatest biodiversity, diversity of parrots is in South America and Australasia. Characteristic features of parrots include a strong, curved beak, bill, an upright stance, strong legs, and clawed Dactyly#In birds, zygodactyl f ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
