Habitat: The Cerulean warbler will be seen in the canopy of humid forests, second-growth woodland and forest borders. Distribution: This species is migratory. It breeds in eastern United States and will migrate south during winter to Colombia and Venezuela and to northern Bolivia. Natural History Notes: The Cerulean warbler should be easy to distinguish due to its bright blue coloration. However, it tends to be overlooked since it forages fairly high in trees and will mainly feed on insects. Conservation status according to IUCN 2008 Red list: Vulnerable (VU). Characteristics: This species has a total length of 4.75 inches (measured from tip of bill to end of tail). This beautiful bird is bright blue on the part above with black stripes on the back. The wings and the tail are dark gray, but in addition, the wings show two white wing-bars. The part below is mostly white with a fine black band across the chest and black stripes along the sides of the body. The female is more green on the above and show a yellow superciliary and no stripes on the back. The wings and the tail looks the male's. The part below is more yellow and usually does not show any stripe.