Geographical distribution of Ruddy turnstone.    Breeding  Migration  Year-round  Nonbreeding
BirdLife International. 2016. Arenaria interpres. The IUCN Red List of Threatened Species 2016: e.T22693336A86589171. https://dx.doi.org/10.2305/IUCN.UK.2016-3.RLTS.T22693336A86589171.en. Downloaded on 17 June 2018.
Cephas