Habitat
Subtropical and tropical heavily degraded former forest. Also, subtropical and tropical lowland moist forest, pastureland, inland wetlands. From sea-level - 2,300 m.
Anguilla, Antigua And Barbuda, Argentina, Bahamas, Barbados, Belize, Bolivia, Brazil, Cayman Islands, Colombia, Costa Rica, Cuba, Dominica, Dominican Republic, Ecuador, French Guiana, Grenada, Guadeloupe, Guyana, Haiti, Honduras, Jamaica (B), Martinique, Mexico, Montserrat, Netherlands Antilles, Nicaragua, Panama, Paraguay, Peru, Puerto Rico, St Kitts And Nevis, St Lucia, St Vincent and The Grenadines, Suriname, Trinidad and Tobago, Turks and Caicos Islands, Uruguay (B), USA (B), Venezuela, Virgin Islands (British) (B) (NB), Virgin Islands (U.S.) (B) (NB).
Central and southern Florida, Bahamas, Caribbean Islands, Trinidad, Tobago; locally in Mexico (mainland and islands of Quintana Roo), Costa Rica and Panama, and southern on western coast to Ecuador, east of Andes from Venezuela and the Guianas through eastern South American lowlands to northern Uruguay and Chaco to northern Argentina.
 
Population
Estimated population is 20,000,000 (2010).
Smooth-billed Ani (Crotophaga ani) [XC607627]
by Mauricio Cuellar Ramirez (@Birding.travel) from Ilha da Marchantaria, Iranduba, State of Amazonas, Brazil (alarm call)
Smooth-billed Ani (Crotophaga ani) [XC769461]
by JAYRSON ARAUJO DE OLIVEIRA from Porto Franco, Maranh\u00e3o Ecopousada Brasil, Brazil (song)