We, the U.S. Fish and Wildlife Service (Service), determine threatened status under the Endangered Species Act of 1973 (Act), as amended, for the western distinct population segment (DPS) of the yellow-billed cuckoo (Coccyzus americanus), a species located from the western portions of the United States, Canada, and Mexico. This final rule implements the Federal protections provided by the Act for this DPS.
U.S. Fish and Wildlife Service. 2014e. Endangered and threatened wildlife and plants; Determination of threatened status for the western distinct population segment of the Yellow-billed Cuckoo (Coccyzus americanus); Final rule. Part V. Federal Register 79(192):59992-60038.