J. Courtney

发表

Breeding details of some common birds in south-eastern Australia

S. Marchant, J. Courtney, 1971 .

The juvenile food-begging call of some fledgling cuckoos – vocal mimicry or vocal duplication by natural selection?

J. Courtney, 1967 .

Comments on the taxonomic position of the Cockatiel

J. Courtney, 1974 .

Observations on hybridism among rosellas in the natural state

J. Courtney, 1967 .

Breeding Habits and Conservation Status of the Musk Lorikeet Glossopsitta concinna and Little Lorikeet G. pusilla in Northern New South Wales

S. Debus, J. Courtney, 2016 .