[AdSense-A] The Costa’s Hummingbird (Calypte costae) is a species of hummingbird. The Costa’s Hummingbird is very small, a mature adult growing to only 3–3.5 in (7.6–8.9 cm) in length. The male Costa’s has a mainly green back and flanks, a small black tail and wings, and patches of white below their gorgeted throat and tail.…