David Perpinan / Mixed flock of Red-shouldered macaws (Diopsittaca nobilis) and Peach-fronted parakeets (Aratinga aurea) feeding on the ground, Pantanal, Mato Grosso do Sul, Brazil.

David Perpinan / Pair of Red-shouldered macaws (Diopsittaca nobilis) perched in a tree, preening each other, Pantanal, Mato Grosso do Sul, Brazil.

David Perpinan / Flock of Red-shouldered macaws (Diopsittaca nobilis) gathering to feed on the ground, Pantanal, Mato Grosso do Sul, Brazil.

Glenn Bartley/ BIA / Red-shouldered Macaw (Ara nobilis) feeding on fruit, Guyana

Glenn Bartley/ BIA / Red-shouldered Macaw (Ara nobilis) feeding on fruit, Guyana

Philippe Clement / Red-shouldered macaw (Diopsittaca nobilis) perched in tree, South American parrot native to Venezuela, the Guianas, Bolivia, Brazil, and Peru. Captive. Digital composite