By Alandmanson - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=61742109
Janfrederik
Sources:
(*) https://en.wikipedia.org/wiki/Chorister_robin-chat
(*) https://ebird.org/species/chrcha1
(*) https://search.macaulaylibrary.org/catalog?taxonCode=chrcha1