By Derek Keats - Flickr: White-crested Helmetshrike, Prionops plumatus, CC BY 2.0, https://commons.wikimedia.org/w/index.php?curid=28923830
Shrike Laksman
Sources:
(*) https://en.wikipedia.org/wiki/White-crested_helmetshrike
(*) https://ebird.org/species/whihel1
(*) https://search.macaulaylibrary.org/catalog?taxonCode=whihel1