Description: English: Another sound of a
Willow Warbler (Phylloscopus trochilus) in Southern Finland. Suomi:
Pajulinnun (Phylloscopus trochilus) vieno hyyit-ääni. Date: 22 May 2007. Source: Own recording, recorded using a home-made parabolic microphone and a Sony MZ-N710 Minidisc walkman. Author: Oona Räisänen (
Mysid).