Glaucous Macaw - The Glaucous Macaw is 70 centimetres long. It is mostly pale turquoise-blue with a large greyish head. The term glaucous describes its colouration. It has a long tail and a large bill. It has a yellow, bare eye-ring and half-moon-shaped lappets bordering the mandible.
Hyacinth Macaw - The Hyacinth Macaw is 100 cm long and 1.5–2 kg in weight. The wingspan is 120–140 cm . It is almost entirely blue and has black under the wings. It has a large black beak with bright yellow along the sides of the lower part of the beak and also yellow circling its eyes. The female and male are nearly indistinguishable, although the female is typically a bit more slender.
Lear - The Lear's Macaw is 70–75 cm long. The body, tail, and wings are dark blue and the head is a slightly paler shade. It has an area of bare pale-yellow skin adjacent to the base of its beak, and orange-yellow eyerings. It has a large blackish beak and dark grey feet. The general appearance of the Lear's Macaw is similar to the larger Hyacinth macaw and the smaller Glaucous Macaw.