Sex and body size related variation in call properties in snow petrel (pagodroma nivea).

• Published in: Australian Journal of Zoology
• Main Authors: Barbraud, Christophe, Mariani, André, Jouventin, Pierre
• Other Authors: Centre d'Études Biologiques de Chizé (CEBC), Centre National de la Recherche Scientifique (CNRS)
• Format: Article in Journal/Newspaper
• Language: English
• Published: HAL CCSD 2000
• Subjects: [SDE.BE]Environmental Sciences/Biodiversity and Ecology; Nivea; Snow Petrel
• Online Access: https://hal.science/hal-00211871; https://doi.org/10.1071/ZO00001

International audience We studied the physical parameters of calls of the snow petrel, Pagodroma nivea, in relation to body size, sex and individual specificity. Frequency parameters were related to body size in both males and females; larger individuals' voices were pitched ≈2 kHz lower than t...