In top video in the link below you twice hear a bird sing.
Since the venue is located in Paris I was a little surprised not to recognize the song.
If it is a cagebird, which species is it?
This has puzzled me for years.
Taken in Denmark (Ribe Holme) on the 25'th of April 2013.
At first I thought Golden Plover, but the leg colour is wrong, then I suggested Dotterel, but the photographer (who only...