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Article
Shane C Sumasgutner, Auteur ; Lauren K Common, Auteur ; Simon Thomsett, Auteur ; Colleen T Downs, Auteur ; Petra Sumasgutner, AuteurAlmost universally, raptors exhibit some degree of sexual size dimorphism, with many species also having substantial sexual dimorphism in plumage patterns. The monophyletic clade ‘booted eagles’ generally do not, except for the Crowned Eagle Ste[...]
Article
Munir Z. Virani, Auteur ; Corinne Kendall, Auteur ; Peter Njoroge, Auteur ; Simon Thomsett, AuteurVulture population declines have been noted in West and Southern Africa, but have not been assessed in East Africa. Roadside transects conducted in 1976 and 1988 were compared with surveys done from 2003-2005 in and around Masai Mara National Re[...]
Article
Munir Virani, Auteur ; Paul Kirui, Auteur ; Ara Monadjem, Auteur ; Simon Thomsett, Auteur ; Mwangi Githiru, AuteurVulture populations have declined globally as well as regionally within Africa. Little is known about the status of the African White-backed Vulture Gyps africanus in Kenya, but ongoing studies indicate that its population has declined over the [...]
Article
Munir Z. Virani, Auteur ; Ara Monadjem, Auteur ; Simon Thomsett, Auteur ; Corinne Kendall, AuteurVulture populations have been declining globally and regionally within Africa. Ruppell's Vulture Gyps rueppellii is currently listed as 'Near Threatened' and numbers of the species, along with African White-backed Vultures G. africanus, have dec[...]
