BREGNBALLE, Thomas; SPEICH, Charlotte; HORSTEN, Anders; FOX, Anthony D. An experimental study of numerical and behavioural responses of spring staging dabbling ducks to human pedestrian disturbance. Wildfowl, [S. l.], p. 131–142, 2009. Disponível em: https://tidsskrift.dk/Wildfowl/article/view/153582. Acesso em: 16 dec. 2025.