Distribution map of Blue-headed Hummingbird
Adapted from: BirdLife International. 2017. Cyanophaia bicolor (amended version of 2016 assessment). The IUCN Red List of Threatened Species 2017: e.T22687380A112239096. https://dx.doi.org/10.2305/IUCN.UK.2017-1.RLTS.T22687380A112239096.en. Downloaded on 10 August 2021.
Cephas