Sexing birds using discriminant function analysis: a critical appraisal

FX Dechaume-Moncharmont, K Monceau, F Cezilly - The Auk, 2011 - academic.oup.com
Discriminant function analysis (DFA) based on morphological measurements is a quick,
inexpensive, and efficient method for sex determination in field studies on cryptically …

Predicting sex of Mediterranean Shag (Phalacrocorax aristotelis desmarestii) from morphometric variables

C Tobella, G Arrufat, J Grajera, E Badosa, R Calderón… - Waterbirds, 2023 - BioOne
Biometrics have been widely employed to predict sex when clear dimorphism is lacking. In
this study, we aimed to assess sexual dimorphism in the Mediterranean Shag …

Sexing Icelandic Whimbrels Numenius phaeopus islandicus with DNA and biometrics

B Katrínardóttir, S Pálsson, TG Gunnarsson… - Ringing & …, 2013 - Taylor & Francis
Whimbrels Numenius phaeopus are waders which exhibit no plumage difference between
the sexes but some sexual size dimorphism exists, with females being on average larger …

Sexual dimorphism in size and plumage in adult Curlew Sandpipers (Calidris ferruginea) migrating in autumn through the Baltic Sea region

M Witkowska, W Meissner - Ornis Fennica, 2020 - ornisfennica.journal.fi
Abstract The Curlew Sandpiper (Calidris ferruginea) displays sexual dimorphism in size and
in breeding plumage. We analysed biometric and plumage characteristics in adult Curlew …

Biometric variability and sexual size dimorphism in the Great Knot Calidris tenuirostris

D Dorofeev, A Ivanov, E Khudyakova… - The European …, 2024 - Taylor & Francis
Abstract The Great Knot is a species from the Scolopacidae family of waders migrating
within the East Asian-Australasian Flyway, and studies on this species have contributed …

Sex determination of Least Sandpiper (Calidris minutilla) and Western Sandpiper (Calidris mauri): Comparing methodological robustness of two morphometric …

A Jiménez, I García-Lau, A Gonzalez, M Acosta… - Waterbirds, 2015 - BioOne
Abstract Least (Calidris minutilla, n= 110) and Western (Calidris mauri, n= 37) sandpipers
collected in Cuban wetlands were sexed by gonadal examination on dissection and used to …

Identifying the sex of the common sandpiper (Actitis hypoleucos) by linear measurements

W Meissner, R Krupa - Annales Zoologici Fennici, 2016 - BioOne
The common sandpiper is a small wader showing no sexual dimorphism in plumage and
some dimorphism in size. Discriminant function analysis was applied to a set of …

Sex determination and sexual size dimorphism in the Red-billed Tropicbird (Phaethon aethereus) and White-tailed Tropicbird (P. lepturus)

GT Nunes, GDR Leal, C Campolina, TRO De Freitas… - Waterbirds, 2013 - BioOne
Tropicbirds (order Phaethontiformes) are a well-studied seabird taxon, but there have been
no published studies on sexual size dimorphism. Here, we investigated sexual size …

Shortcomings of discriminant functions: a case study of sex identification in the black-headed gull

P Indykiewicz, P Minias, J Kowalski, P Podlaszczuk - Ardeola, 2019 - BioOne
The Black-headed Gull Larus ridibundus, like many other gulls, has monomorphic plumage,
which impedes sex identification in the field. We analysed the size of the hood, eye ring and …

Sexing adult and fledgling Lesser Black-backed Gulls from morphometrics

GT Hallgrimsson, HH Helgason, ES Palsdottir… - Ringing & …, 2016 - Taylor & Francis
Gulls are monomorphic in plumage characteristics but show a sexual size dimorphism
where males are larger than females. In this study, we use discriminant function analyses …