Updated ranges for Surniculus dicruroides and S. lugubris
IUCN ranges modified to reflect distributions in eBird/Clements Checklist v2021 (Unchanged from v2019) see discussion on this flag
References:
BirdLife International. 2016. Surniculus dicruroides. The IUCN Red List of Threatened Species 2016: e.T22736080A95124166. https://dx.doi.org/10.2305/IUCN.UK.2016-3.RLTS.T22736080A95124166.en. Downloaded on 27 August 2021.
BirdLife International. 2016. Surniculus lugubris. The IUCN Red List of Threatened Species 2016: e.T22728167A94972858. https://dx.doi.org/10.2305/IUCN.UK.2016-3.RLTS.T22728167A94972858.en. Downloaded on 27 August 2021.
Clements, J. F., T. S. Schulenberg, M. J. Iliff, S. M. Billerman, T. A. Fredericks, J. A. Gerbracht, D. Lepage, B. L. Sullivan, and C. L. Wood. 2021. The eBird/Clements checklist of Birds of the World: v2021. Downloaded from https://www.birds.cornell.edu/clementschecklist/download/
