Photo by Henry King, Sydney.

AUSTRALIAN COCKATOO.

The sulphur-coloured crest of this bird is arranged in the form of a horse-shoe.

Photo by Ottomar Anschütz, Berlin.

MACAW.

Next to the brilliancy of its colouration, the most striking feature about this bird is its huge beak.

Photo by W. Saville Kent, F.Z.S.