what is the difference between a bluebird and a blue jay?
Both the eastern and western blue bird sport bright blue plumage contrasting with a reddish-brown breast. ... Blue birds run between 6.5 and 8.5 inches in length. The blue jay is larger, ranging in size from 10 to 12 inches. He's more flamboyant than the blue bird, with a white or gray breast topped with blue plumage.