Big-billed Cuckoos are a species of bird found in the Americas, from Mexico to Argentina. They are also known as Greater Roadrunners and are part of the Cuculidae family. The scientific name for this species is Geococcyx californianus. They are large birds with long legs and a long tail, and they have a distinctive call. They feed mainly on insects, lizards, and small mammals. The term 'Anis' is used to refer to this species, which is derived from the Aztec word for 'roadrunner'.