Selasphorus platycercus is a migratory species with some resident populations in Mexico. Migratory populations breed in Colorado and Wyoming, while tropical resident populations breed in central Mexico. Their winter range expands from northern Guatemala to northern Mexico. Information on non-migratory populations is lacking (Calder and Calder, 1992).
Biogeographic Regions: nearctic (Native ); neotropical (Native )
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