bergsångare (Swedish) comes from Swedish sångare, from Swedish sång, from Old Swedish sānger, from Old Norse sǫngr, from Proto-Germanic sangwaz, from Proto-Indo-European songʷʰos.
bergsångare (Swedish): Western Bonelli's warbler, (Phylloscopus bonelli)
Definitions
Western Bonelli's warbler, (Phylloscopus bonelli)
Ancestry of “bergsångare”, step by step
bergsångare traces back through two separate lines of ancestry.