Glaucous Macaw |
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Illustration of Glaucous Macaw
© Johann Georg Wagler [Public Domain] via Wikimedia Commons
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There have been only two reliable reports in the 20th century of the Glaucous Macaw in the wild - one direct observation in Uruguay in 1951 and one based on local reports in Parana in the early 1960s.Programs & Projects
WPT has worked with numerous partners to help save this species. Learn moreAcademic Research
Related publications: Anodorhynchus glaucusSpecies Profile
Genus: Anodorhynchus | Species: glaucus
Size:
72cm (28.1 in)
Weight:
Not recorded.
Subspecies including nominate:
one
Colour Adult:
Both adults green/blue, more green on underparts; grey/green tinge on head and neck; dark grey/brown throat, turning to wash on cheeks and upper breast. Bill grey/black. Eye ring bare and yellow, with paler yellow tear-drop shaped lappet at sides of lower mandible. Eye brown.
Colour Juvenile:
Not recorded.
Call:
Not recorded.
Video Links:
Video 1 | Video 2More Information:
Content Sources:
CITES
BirdLife International
Cornell Lab of Ornithology/Birds of the World
A Guide to Parrots of the World, Juniper and Parr, 1998
Parrots of the World, Forshaw, 2006. 2010 edition
Vanished and Vanishing Parrots, Forshaw, 2017.
Lexicon of Parrots, Thomas Arndt.
Illustration of Glaucous Macaw
© Johann Georg Wagler [Public Domain] via Wikimedia Commons
Photos
View in GalleryDid You Know?
There have been only two reliable reports in the 20th century of the Glaucous Macaw in the wild - one direct observation in Uruguay in 1951 and one based on local reports in Parana in the early 1960s.Programs & Projects
WPT has worked with numerous partners to help save this species. Learn moreAcademic Research
Related publications: Anodorhynchus glaucusSpecies Care
Captive Status:
Last specimen in captivity probably died in a Buenos Aries Zoo in 1938.
Longevity:
Not recorded.
Housing:
Not recorded.
Diet:
Not recorded.
Enrichment:
Not recorded.
Nest Box Size:
Not recorded.
Clutch Size:
Not recorded.
Incubation Time:
Not recorded.
Fledging Age:
Not recorded.
Hatch Weight:
Not recorded.
Peak Weight:
Not recorded.
Weaning Weight:
Not recorded.
Illustration of Glaucous Macaw
© Johann Georg Wagler [Public Domain] via Wikimedia Commons
Photos
View in GalleryDid You Know?
There have been only two reliable reports in the 20th century of the Glaucous Macaw in the wild - one direct observation in Uruguay in 1951 and one based on local reports in Parana in the early 1960s.Programs & Projects
WPT has worked with numerous partners to help save this species. Learn moreAcademic Research
Related publications: Anodorhynchus glaucusSpecies Wild Status
World Population:
Possibly extinct.
IUCN Red List Status:
Critically Endangered (Possibly Extinct)
CITES Listing:
Appendix I
Threat Summary:
Habitat degradation and destruction due to settlement of the major river basins. Was also hunted and captured for the wild bird trade.
Range:
Formerly confined to region in middle reaches of Rio Paraguay, Rio Parana and Rio Uruguay, in SE Paraguay, NE Argentina, in Corrientes and possibly Misiones, and Rio Grande do Sul, SE Brazil; possibly also Artigas, NW Uruguay.
Habitat:
Assumed to have been found where cliff faces were available for nesting and roosting. Also a known association with riverine habitat, and sometimes lightly wooded savanna.
Wild Diet:
Feeds on nuts of Butia yatay palms.
Ecology and Behaviour:
Likely gregarious.
Clutch and Egg Size:
Unknown.
Breeding Season:
One report of a nest cavity in December. Nesting reported to be in steep bank or cliff, or less often, tree cavity.
Illustration of Glaucous Macaw
© Johann Georg Wagler [Public Domain] via Wikimedia Commons
Photos
View in GalleryDid You Know?
There have been only two reliable reports in the 20th century of the Glaucous Macaw in the wild - one direct observation in Uruguay in 1951 and one based on local reports in Parana in the early 1960s.Programs & Projects
WPT has worked with numerous partners to help save this species. Learn moreAcademic Research
Related publications: Anodorhynchus glaucusMembers Only Resources
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