Phylloscopus proregulus

== Translingual == === Etymology === Phylloscopus +‎ pro- +‎ Latin regulus === Proper noun === Phylloscopus proregulus m A taxonomic species within the family Phylloscopidae – Pallas's leaf warbler. === References === Phylloscopus proregulus on Wikipedia.Wikipedia Phylloscopus proregulus on Wikispecies.Wikispecies Category:Phylloscopus proregulus on Wikimedia Commons.Wikimedia Commons