The birds of Norfolk & Lord Howe Islands and the Australasian South Polar quadrant :
London :H.F. & G. Witherby,1928.
biodiversitylibrary.org/page/58795302
Description: A Black Currawong (Strepera fuliginosa) in the Cradle Mountain-Lake St Clair National Park. Date: 15 February 2006. Source: Own work. Author: M. Murphy. Permission(Reusing this file): Public domain.
Description: English: Grey currawong, 1990, Blue Mountains. Date: Taken in 1990. Source: No machine-readable source provided. Own work assumed (based on copyright claims). Author: No machine-readable author provided. Casliber assumed (based on copyright claims).
Description: English: Pied Currawong (Strepera graculina) photographed in Central Queensland, Australia. The yellow stripe underneath the beak is different though to standard pied currawongs. Date: 5 June 2011. Source: Own work. Author: Ginge1420.
Description: Pied currawongs (Strepera graculina) , Carnarvon Gorge 1994, keen for a feed photo Cas Liber. Date: Taken in 1994. Source: No machine-readable source provided. Own work assumed (based on copyright claims). Author: No machine-readable author provided. Casliber assumed (based on copyright claims).
The birds of Norfolk & Lord Howe Islands and the Australasian South Polar quadrant :London :H.F. & G. Witherby,1928.biodiversitylibrary.org/page/58795302