The yellowbill (Ceuthmochares aereus) is a species of cuckoo in the Cuculidae family. The species is sometimes known as the green malkoha. This distinct malkoha is separated from its closest living relatives in the monotypic genus Ceuthmochares. There are three subspecies that display some differences in plumage colouration; all subspecies have a ...
• (n.) The American scoter.
Yel'low·bill` noun (Zoology) The American scoter.