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The blue-crowned parakeet is a medium-sized bird measuring approximately 37 cm (14.5 in) in length and weighing between 140 and 190 g (4.9 and 6.7 oz). Blue-crowns are born with red coloring around the head, but blue-crowns are predominantly green, with dull blue coloring on the forehead, crown, cheeks, and ears in the nominate , but less blue ...
The ZW sex-determination system is a chromosomal system that determines the sex of offspring in birds, some fish and crustaceans such as the giant river prawn, some insects (including butterflies and moths), the schistosome family of flatworms, and some reptiles, e.g. majority of snakes, lacertid lizards and monitors, including Komodo dragons.
Conures are as diverse a group as African parrots, so trying to characterize them all is difficult and inaccurate. The category conure is loosely defined because they do not currently constitute a natural, scientific grouping. The term conure is now used mostly in aviculture. Scientists tend to refer to these birds as "parrots" or "parakeets".
Black-capped conures should be given a wide variety of colorful fruits and vegetables. Light green or white vegetables have little nutritional value. Conures can eat human food, although they cannot eat avocados, chocolate, alcohol, or caffeine. They can eat small amounts of meat and eggs, although they should avoid foods high in fat and salt ...
The sun conure (Aratinga solstitialis), also known as the sun parakeet, is a medium-sized, vibrantly colored parrot native to northeastern South America. The adult male and female are similar in appearance, with black beaks, predominantly golden-yellow plumage, orange-flushed underparts and face, and green and blue-tipped wings and tails.
The white-eyed parakeet (Psittacara leucophthalmus), known in aviculture as white-eyed conure [4], is a species of bird in the subfamily Arinae of the family Psittacidae, the African and New World parrots. [5] It is found in every mainland South American country except Chile and also on Trinidad. [6]
Eupsittula canicularis, also known as the orange-fronted parakeet, orange-fronted conure, half-moon conure or Petz's conure [3] is a Vulnerable species of bird in subfamily Arinae of the family Psittacidae, the African and New World parrots. It is found from western Mexico to Costa Rica. [4] [1]
The maroon-bellied parakeet (Pyrrhura frontalis) is a small parrot found from southeastern Brazil to north-eastern Argentina, including eastern Paraguay and Uruguay.It is also known as the reddish-bellied parakeet, and in aviculture it is usually referred to as the maroon-bellied conure, reddish-bellied conure or brown-eared conure.