Behavioural Collection (page 10)
Corncrake (Crex Crex) calling, with breath vapor in early morning, Kiskunsagi National Park, Hungary
Seychelles Sunbird (Cinnyris dussumieri), adult male singing, Praslin Island, Republic of Seychelles
Hippopotamus (Hippopotamus Amphibius) territorial aggressive behavior, Chobe National Park, Botswana