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:
Goudhaantjes. Goudhaantjes Regulus ignicapilla Regulus regulus biologie unihamburg de htm Transferred from biologie unihamburg de htm extract Firecrest Goldcrest PDart original upload log page nl Goudhaantjes Rex bytes no biologie unihamburg de htm NAUMANN Regulus ignicapilla illustrations Regulus regulus illustrations