Painted on a gritty textured surface and inspired by the Baltimore Oriole bird, this painting is another mini in a series. It's size is small, measuring 2.5 X 3.5 inches. This mini format, known as ACEO (Art Cards, Editions and Originals) or ATC (Artist's Trading Cards) is a popular size for collectors. It's also an affordable way to collect original artwork. But be aware, ACEO collecting can be habit forming!