January 2021
My first recording session of the year. Tundra Bean Geese Anser serrirostris,
Greater White-fronted Geese Anser albifrons, Greylag Geese Anser anser,
Whooper Swans Cygnus cygnus, Mute Swans Cygnus olor leaving their roost.
Fieldwork by Patrick Franke
January 2021
My first recording session of the year. Tundra Bean Geese Anser serrirostris,
Greater White-fronted Geese Anser albifrons, Greylag Geese Anser anser,
Whooper Swans Cygnus cygnus, Mute Swans Cygnus olor leaving their roost.