Kwak; Nycticorax nycticorax; Blackcrowned night heron; Nachtreiher; Bihoreau gris

Kwak; Nycticorax nycticorax; Blackcrowned night heron; Nachtreiher; Bihoreau gris

KwakNycticorax nycticoraxBlackcrowned night heronNachtreiherBihoreau gris