lusitanius Yellow-legged Gull
(last update:
Gabriel Martín
Antonio Gutierrez
Rui Caratão
Mars Muusse
michahellis
atlantis
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Figure 1. Head and bill-associated measurements (arrows) and landmarks (dots 1 to 7) measured in each individual.
Data from:
Sex Differentiation of Yellow-legged Gull
(Larus michahellis lusitanius): the Use of Biometrics,
Bill Morphometrics and Wing Tip Coloration, by: JUAN ARIZAGA, ASIER ALDALUR, ALFREDO HERRERO & DAVID GALICIA IN: Waterbirds 31(2): 211-219, 2008.
