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Glaucous Macaw
The glaucous Macaw can be described as one of the rarest birds in the world. It is in serious danger and could be extinct.
Many Aviculturalists have reported sightings of this bird However, the most recent sighting was in 1992. This alleged sighting was in the southwest of Paraguay near the city Corrientes. The bird was a male.
Origin
The Glaucous macaw is a threatened parrot species that is native South America. This majestic bird is distinguished by its unique blue feather pattern and powerful beak capable of cracking open tough seeds and nuts. Glaucous Macaws form monogamous long-term pairs and both parents care for the chicks. They feed their chicks regurgitated food for the first few weeks after birth, and later they begin to eat solid foods as they develop. The parents also are a key part of teaching young macaws to fly and forage.
The glaucous Macaw is extinct, yet rumors of its existence continue to spread all over the world. The glaucous Macaw is believed to have been extinct in the 1800s due to the logging industry and cattle grazing in yatay (Butia) palm groves where the birds would gather their food. It is believed that the glaucous macaw made a comeback in captivity and is usually kept alongside its larger cousin, Lear's spix macaw characteristics.
The glaucous Macaw can be found in subtropical rainforests of South America. They are usually found in areas that have many palm trees. They are also known to be extremely adaptable to different types of forest habitats. These beautiful birds can be territorial and defend the feeding and nesting area from intruders.
There have been a variety of reports about the glaucous macaw throughout the years, but they are considered to be not reliable. The most recent claim of a wild occurrence involves an friend of Ridgely's who claimed to have witnessed four Glaucous macaws in Califomia. This claim is completely unacceptable until it is confirmed with solid evidence. The absence of any credible evidence of this bird in the last century has led many experts to think that it's likely extinct, yet they have always been open to an extremely remote possibility of its existence (Vielliard 1979, Ridgely 1981a, Sick 1985, Chebez 1986a). If it is able to survive it is highly unlikely to be seen in large numbers.
Habitat
The glaucous macaw is a striking hyacinth macaw cost Bird Price [Sciencewiki.Science] that is renowned for its large size and dazzling turquoise-blue coloration. Its long tail and wings highlight its graceful and agile movements. It is also an emblem of loyalty and love. Its beak is primarily black, and it is distinctive in its shape. It allows it to break open seeds and nuts which constitute a significant part of its diet.
IUCN has classified the Glaucous Macaw as Critically Endangered. It states that there is a small population of the bird and it is at high-risk of extinction. This species was formerly quite widespread, but today it is only found in northern Argentina as well as southern Paraguay, north-eastern Uruguay and Brazil from Parana state southwards, where it was a nesting place in cliffs along major rivers.
Although there haven't been any confirmed sightings of this species since 1830 however, the Glaucous Macaw seemed not to be a rare species in its comparatively small range; specimens were collected from 1830 to 1850 (in Corrientes). The last known living Glaucous Macaw was exhibited at the Buenos Aires Zoo in 1936 and is believed to be from Brazil.
The reassessment suggests that the species is a generalist, and prefers savanna habitat that is interspersed with palm "islands" and bands of riparian forests along rivers. It was a particular feeder of palm fruits, especially those of the chatay palm (Butia yatay) however, it was also likely to consume ripe and unripe fruits as well as berries, nuts and vegetable matter. It is a nesting place on steep slopes or in cliffs, and also in tree cavities.
The bird was likely to be gregarious and social, just like other parrots. It was believed that it could live up to 14.4 years in captivity and was a reliable breeder who reproduced year after year. Its life expectancy in the wild was 50-80 years. This species was a powerful disperser of seeds and could have contributed to the success of the palm yatay species in its natural habitats.
Feeding
The Glaucous Macaw (Anodorhynchus glaucus) is one of the most magnificent of all the parrot species, and its presence commands an immense impact in its environment. This large South American bird is known for its vivid blue feathers and yellow eyes as well as its distinctive teardrop-shaped lipped sleeve that covers the lower portion of its beak.
In the past, little was known about the food habits and diet of the Glaucous macaw. The first detailed references I have discovered are in two books by H.W. Bates, "The Naturalist on the Amazons" first published in 1863 on his 11 year sojourn in Brazil and later in his book "As Birds of the Brazilian Forests". Both of these are about the Hyacinthine Macaw (Anodorhynchus aureolarius) However, I have no reason to think that they're not applicable to this species.
It is probable that the Glaucous Macaw was a particular in the consumption of palm nuts, and also ate other seeds, fruits, and vegetable matter in smaller amounts. The diet of this species is likely to be affected by the clearing of forests by the early colonists for agriculture and cattle ranching as well as the removal of the yatay palm (Butia yatay) from which it could have gotten a lot of its diet.
In the wild it was commonplace to see the Glaucous macaw in savannahs and subtropical forests where palm trees were found. It nestled in tree cavities, or on rocky banks or palm fronds. The female incubates and lays two eggs on average.
The young Glaucous Macaws rely on their parents for care until they are able to fly and fully fledged. Both the males and females are very dedicated to their offspring, and hunt for food and protect them against predators.
Unfortunately the Glaucous macaw is no longer present in the majority of its former habitat. The disappearance of the majestic bird is likely due to continued trapping for the pet industry, as well as disturbance of habitat, specifically the massive clearing of palm yatays which may have been its main food source. The Glaucous macaw is classified as Critically Endangered.
Breeding
Glaucous macaws typically form long-term monogamous pairs with both parents taking part in raising the young. They breed during the dry season when food availability is at its highest. The female lays up to three eggs, which are incubated by the mother for around 28 days. In the initial few weeks following hatching, the chicks are fed daily by their parents via regurgitation. Macaws are then able to explore and learn to feed themselves. They are also taught how much do blue macaws cost to fly and forage.
The glaucous Macaw is very social bird. They are active during the day, but sleep at night. They usually seek shelter in tree cavities or other suitable nesting places to sleep. They are extremely vocal and their calls can be heard throughout the forest during the day.
While it is hoped that the species will be able to recover from its decline in the wild, the bird faces numerous threats, such as the loss of habitat and illegal trapping for pet trade and deforestation. It is believed that there are only about 20 glaucous macaws that are in the wild. The IUCN has classified the bird as "Critically endangered, possibly extinct."
The glaucous macaw, sometimes referred to as Lear's Macaw or blue-throated Hummingbird is distinguished by its bright blue feathers. The parrot is 70 centimeters in length and has a an impressive beak that is capable of slicing open nuts and seeds. The beautiful bird is native to South America and can be found in diverse habitats that include grasslands, lowland forests and wetlands.
This magnificent bird is a symbol of South American biodiversity. Its elegant appearance is reflected with its slender body, bright blue feathers and its light build. The black and curly beak allows it to break open seeds and nuts, which comprise a significant portion of its diet. It is a stunning bird that is often seen in bird shows. It is also a popular bird in captivity, where it can live for a lifetime.