By Henrik Grönvold - GE (1902) The Birds of Africa. Volume 3. R H Porter, London, Public Domain, https://commons.wikimedia.org/w/index.php?curid=28802223
Lewerik
Sources:
(*) https://en.wikipedia.org/wiki/Sclater%27s_lark
(*) https://ebird.org/species/scllar1
(*) https://search.macaulaylibrary.org/catalog?taxonCode=scllar1