Blue jays are natural forest dwellers, but they are also highly adaptable and intelligent birds. They are a familiar and noisy presence around many North American bird feeders. The blue jay's “Jay! Jay!” call is only one of a wide variety of sounds the bird employs—including excellent imitations of several hawk calls.
Andor in old age, The Grey Eagle: An Eagle which occurs from Argentina to Bolivia and generally in central Brazil . Although called an eagle, it is actually a large hawk. It lurks high in treetop branches. Flies over footpaths and riparian forests.