This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
SpanishSparrowMap.svg en Distribution of Spanish Sparrow and Italian Sparrow based on SummersSmith Denis The Sparrows illustrated by Robert Gillmor Calton Staffs England Poyser SummersSmit in Handbook of the Birds of the World volume Light green indicates Spanish Sparrow breeding range while light blue indicates wintering zone