Range map of Sharp-beaked Ground-finch (Geospiza difficilis)
Adapted from: BirdLife International. 2017. Geospiza difficilis (amended version of 2016 assessment). The IUCN Red List of Threatened Species 2017: e.T103815127A119460685. https://dx.doi.org/10.2305/IUCN.UK.2017-3.RLTS.T103815127A119460685.en. Downloaded on 06 September 2021.
Cephas