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Auteur G. Derek Engelbrecht |
Documents disponibles écrits par cet auteur (4)
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Article
G. Derek Engelbrecht, Auteur ; Sean M. Marr, AuteurWithin the family Alaudidae, most monomorphic species exhibit some degree of biparental care, but direct paternal care in most species is confined to food provisioning to offspring during the nestling period. Uniquely, the genus Spizocorys is th[...]![]()
Article
Sean M. Marr, Auteur ; Joseph I. Grosel, Auteur ; G. Derek Engelbrecht, AuteurDans Ostrich (88(1) 2017)The southern African endemic Short-clawed Lark Certhilauda chuana has two geographically isolated populations. Little is known about the smaller eastern population, which is restricted to the Polokwane Plateau, South Africa. To provide input for[...]![]()
Article
Sean M. Marr, Auteur ; Mmatjie L. Mashao, Auteur ; G. Derek Engelbrecht, AuteurDans Ostrich (88(1) 2017)Separation of the eight southern African subspecies of Sabota Lark Calendulauda sabota into thick-billed and slender-billed groups has been proposed. This study used biometric data obtained from museum skins in South Africa to evaluate morpholog[...]




