The Ruby-throated Hummingbird (Archilochus colubris) is a species of hummingbird. This small animal is the only species of hummingbird that regularly nests east of the Mississippi River in North America.
Gouldian finches are found with three different head colours.Red, Orange and Black. In the wild black is the most common head colour and orange is by far the rarest. The species was recently reclassified by the IUCN from Endangered to Near Threatened
Contrast occurs between the bright colors of the bird and the neutral background colors. It also occurs between the focus on the bird and the blur of the background. Lilac Breasted Roller in flight (by Joseph Mak on