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Glaucous Macaw
The glaucous Macaw is one the rarest birds in the world. It is in serious danger and could be extinct.
The bird has been reported by aviculturists from various countries however the most recent sighting was in 1992. The reported sighting was in the southwest of Paraguay close to the city of Corrientes. why are the glaceous macaw and hyancith macaw so alike was male.
Origin
The Glaucous Macaw is a species of parrot native to South America. It is threatened. This magnificent bird has a distinctive blue feather pattern and a powerful beak that is capable of breaking open tough nuts and seeds. Glaucous macaws have been known to form long-term monogamous families and both parents are involved in the raising of the chicks. They feed the chicks a diet of regurgitated food for the first couple of weeks after birth, before they begin eating solid foods as they develop. Parents are also responsible for teaching young macaws to fly and hunt.
The glaucous Macaw is extinct, yet rumors of its existence persist around the world. The Glaucous Macaw is believed have gone extinct in the 1800s because of cattle grazing on yatay (Butia) palm groves where the birds would gather their food. It is believed that the glaucous Macaw has made a comeback in captivity, where it is often kept with its larger cousin Lear's macaw.
In terms of habitat, the glaucous macaw can be found in subtropical forests of South America. They are most often found in areas with abundant palm trees, and they are thought to be extremely adaptable to a variety of forested habitats. These beautiful birds can be territorial and will defend the feeding and nesting area from intruders.
There have been a lot of reports involving the glaucous macaw over the years, but they are considered to be unreliable. The most recent wild claim was made by an avicultural friend of Ridgely who claimed to have seen four Glaucous Macaws in Califomia. This claim is completely unacceptable until it is confirmed with hard evidence. The absence of any reliable records of this bird in the last century has caused many experts to think that it's likely extinct, however they have always been willing to accept an extremely remote possibility of its existence (Vielliard 1979, Ridgely 1981a, Sick 1985, Chebez 1986a). If it does survive, it is extremely unlikely to reach huge numbers.
Habitat
The macaw glaucous is an impressive bird that is known for its large size and stunning turquoise-blue coloring. The long tail and wings enhance its graceful and agile moves. The bird is a symbol of loyalty and love. Its beak is predominantly black, and it is distinctive in its shape. It allows it to crack open seeds and nuts which make up a large portion of its diet.
IUCN has classified the Glaucous Macaw as Critically Endangered. It notes that there is only a small population of the bird and it is in the risk of becoming extinct. This species was once widespread however, it is now found in northern Argentina south Paraguay and north-eastern Uruguay, as well as Brazil, from Parana state to south, where it resides in cliffs that run alongside major rivers.
Although there have been no credible sightings of the species since 1830 however, the Glaucous Macaw seemed not to be extremely rare within its relatively limited range; specimens were taken until 1850 (in Corrientes). The last living Glaucous Macaw, believed to originate from Brazil was displayed in the Buenos Aires Zoo back in 1936.
The reassessment suggests that the species is a generalist and prefers the savanna habitat, which is that is interspersed with palm "islands", and riparian forests along river systems. It was a specialist feeder of palm fruit, especially those of the yatay (or chatay) palm (Butia). However it also ate ripe or unripe fruits as well as berries, nuts and other vegetable matter. It is a nesting place on steep slopes, in cliffs and sometimes in tree cavities.
This bird was likely to be gregarious and social, just like other parrots. It was believed that it could live for up to 14.4 years in captivity, and was a reliable breeder who reproduced year after. In the wild, its life expectancy was likely to be between 50 and 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 is one of the most beautiful parrots. The presence of this parrot has an enormous influence on the surrounding. This large South American bird is known for its vibrant blue feathers and eyes that are yellow, as well as its distinctive teardrop-shaped lappet which adorns the lower part of its beak.
As of the time of writing, little was known about food habits and diet of the Glaucous macaw. The first references to the subject I have found are in two works by H.W. Bates, "The Naturalist on the Amazons" first published in 1863 about 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. There is no reason to think that they could not apply to this species.
The Glaucous macaw is likely to be a specialist feeder, taking only palm nuts, but also small amounts of other fruits, seeds and vegetable matter. The diet of this species was likely affected by the clearing of forests for farming and cattle-ranching by early colonists, and the yatay (Butia) palms from which it received much of its nutritional value.
In the wild the Glaucous Macaw was often found in subtropical forests that had cliffs and savannahs with palm trees where it nested in tree cavities, on rocky banks, or in the top of palm fronds. On average, a clutch of two eggs was laid and incubated by the female.
The young Glaucous Macaws rely on their parents to provide care until they can fly and fully grown. Both males and females are dedicated to their offspring, and hunt for food and protect them against predators.
Unfortunately the Glaucous Macaw has been extirpated from its entire previous range. The disappearance of this majestic bird is likely due to the continuing trapping of pets for the pet trade and disturbance of habitat, especially the wholesale clearing of yatay palms from which it could have gotten its main food supply. The Glaucous macaw is listed as Critically Endangered.
Breeding
Glaucous macaws are typically monogamous pairs and both parents play an active role in the raising of the young. They breed in the dry season, which is when the food supply is at its highest. Females lay an egg clutch of between two and three eggs, which are incubated for around 28 days. Once the chicks hatch they are fed by their parents via regurgitation for the first couple of weeks of their life. The young macaws begin to explore and learn to feed themselves. They are also taught to fly and hunt for food.
Like all birds, glaucous Macaws are highly social creatures. They are active during the day, but sleep at night. They will often seek shelter in cavities in trees or other nesting spots for the night. Their calls can be heard in the forest throughout the day.
The species is expected to rebound from the decline, however it faces many threats including habitat loss illegal trapping of the bird to sell on the pet market and deforestation. There are only about 20 glaucous Macaws that are estimated to be living in the wild. The IUCN has classified the bird as "Critically endangered, possibly extinct."
The glaucous Macaw is also known as Lear's Macaw, or the blue-throated Hummingbird is distinguished by its vivid blue feathers. The parrot is 70 centimeters long and features a a powerful beak capable of cracking open seeds and nuts. Leia blue macaw and red macaw is native to South America and can be found in a variety of habitats such as forests, lowland grasslands and wetlands.
This majestic bird is an emblem of South American biodiversity. It has a regal appearance, with its slender build, lightweight body and bright blue feathers. Its black and curved beak makes it easier to crack open seeds and nuts which are a large part of its diet. It is a beautiful bird, and is frequently featured in birds shows. It is also popular in captivity, where it can live a lifetime.