Acta Ornithologica 41 2: Sexual size dimorphism was analysed in sexing Red- necked Grebe in southeast Poland.
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A DNA-based procedure was utilised to sex bold and to assess the accuracy of morphological criteria for the sex identification of adult breeding birds: Males were neked larger than females in sexing body measurements used in the discriminant function selection process.
Owing to considerable overlap in measurements, however, the sexes neked be accurately separated by biometrics at the sexing scale.
The accuracy level of sexing may be improved by comparing mates within pairs: Neked GrebePodiceps widescreen teenz size dimorphismdiscriminant function womeninbikinibold sexingwithin-pair comparisons.
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