An evaluation of three field techniques for sexing Gould’s Petrels ( Pterodroma leucoptera ) (Procellariidae)

• Published in: Emu Vol. 106; no. 3; pp. 245 - 252
• Main Authors: O'Dwyera, T. W., Priddel, D., Carlile, N., Bartle, J. A., Buttemer, W. A.
• Format: Journal Article
• Language: English
• Published: Taylor & Francis 01.09.2006
• Subjects: adults; body condition; breeding; chicks; cloaca; dimorphism; discriminant analysis; morphometry; plumage; probability; Procellariidae; Pterodroma leucoptera; Pterodroma leucoptera leucoptera; sex determination analysis

Many petrels show no obvious sex-linked dimorphism in plumage or size and consequently many researchers fail to sex the living individuals they study. Several methods of sex discrimination that do not rely on plumage- or obvious size-dimorphism can be used to sex live petrels. The effectiveness of t...