No, hyacinth macaws are the largest of the macaws. If, by chance, you were referring to blue and yellow macaws, they are generally about the same size as red macaws.
In the large macaw family it goes from largest to smallest: Hyacinth, Greenwing, Scarlet, Blue and Gold
Macaw
macaw
That's a MACAW Parrot. To be more specific it's a military Macaw. The Macaw is a large parrot and can come in a variety of colors, there's a Blue & Gold Macaw, the Military Macaw (Green, Yellow & Blue), the Scarlet Macaw (mostly bright red), and the Hyacinth Macaw which is all blue with yellow around the eyes.
blue and yellow
It was a Blue and Gold Macaw named Cottins Parrot.
On the Red list of the International Union for the Conservation of Nature (IUCN), the classification given to the scarlet macaw is as a species of 'Least Concern'. This means that the species is not endangered or threatened at present. The scarlet macaw is native to South America, and its species is Ara Macao.
Scarlet and Catalina (which is a hybrid of scarlet x blue and gold)
boa constrictor scarlet ibis blue and yellow macaw yellow headed parrot ocelot manatee leather back turtle porcupine and flamingo
There are macaws that are blue and gold or scarlet.
Scarlet, Blue and Gold, Military
This all depends on the type of parrot. The Hyacinth Macaw is the largest parrot measuring just over 3 feet long, the Greenwing Macaw follows close behind at just under 3 feet with the Scarlet Macaw coming next around 2 and half feet. From there the Blue and Gold is the smallest of the large parrot family measuring at 2 feet. After the large macaw family there are the small macaws which vary in size according to species.
The scarlet macaw falls into the genus Ara. There are 7 other species in the genus, plus 6 others thought extinct.* Blue-and-yellow Macaw, Ara ararauna * Blue-throated Macaw, Ara glaucogularis * Military Macaw, Ara militaris * Buffon's Macaw or Great Green Macaw, Ara ambiguus * Green-winged Macaw, Ara chloroptera * Red-fronted Macaw, Ara rubrogenys * Chestnut-fronted Macaw or Severe Macaw, Ara severahttp://en.wikipedia.org/wiki/Ara_(genus)