Unknown sound recording from Poland (1 Viewer)

[JayFeatherPL]

North-eastern Poland, Biebrza National Park, 29th April, 6:40 pm, it was in the village, near the Biebrza river, the weather was warm and sunny. There is European
greenfinch in the background.

 

[RafaelMatias]

There's Goldfinch singing as well, and what may be a Mistlethrush calling at 0:05.