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Browsing by Author Vries, Tjitte de

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Showing results 1 to 11 of 11
RightsPreviewIssue DateTitleAuthor(s)Type
openAccess2009 subespecie.pdf.jpg2009A new subspecies of Gurney’s Hawk Buteo poecilochrousCabot, José ; Vries, Tjitte deArtículo
openAccess2006.  Aberrant distrib. B. poecilochrous in Colombia.pdf.jpg2006Aberrant distributional records of Cordifieran Buzzard (Hawk) Buteo poecilochrous in Colombia reflect confusion with White-tailed Buzzard (Hawk) B. albicaudatusCabot, José ; Vries, Tjitte de; Stiles, F. GaryArtículo
closedAccessaccesoRestringido.pdf.jpg2004Age and sex differentiated plumages in the two morph of the variable Buzzard (Buteo polyosoma): a case of delayed maturation wich subadult male disguished in definitive adult female plumage.Cabot, José ; Vries, Tjitte deArtículo
closedAccessaccesoRestringido.pdf.jpg2004Age and sex differentiated plumages in the two morph of the variable Buzzard (Buteo polyosoma): a case of delayed maturation wich subadult male disguished in definitive adult female plumage.Cabot, José ; Vries, Tjitte deArtículo
openAccess2010. ESPECIACION GERANOAETUS.pdf.jpg2010Busardos dorsirrojos, sobre la especiación del águila mora Geranoaetus melanoleucus y los busardo de cola blancaCabot, José ; Vries, Tjitte de; Márquez, CésarCapítulo de libro
openAccess2003.distinct species  polyosoma y poecilochrous.pdf.jpg2003Buteo polyosoma & B. Poecilochrous are two distinct species.Cabot, José ; Vries, Tjitte deArtículo
openAccess2010.ATACAMA DISTRIBUCION.pdf.jpg2010Distribución espacial de rapaces en el desierto de Atacama, Chile, con notas sobre el busardo de Gurney Buteo poecilochrousCabot, José ; Vries, Tjitte de; Alvarado, SergioCapítulo de libro
openAccess2010. DISTRIBUTION POE COLOMBIA Y ECUADOR.pdf.jpg2010On the distribution and habitat of the Gurney's buzzard Buteo poecilochrous in Colombia and EcuadorCabot, José ; Vries, Tjitte de; Styles, F. GaryCapítulo de libro
openAccess2005On the type locality of the Cordilleran Buzzard Buteo poecilochrousCabot, José ; Vries, Tjitte deArtículo
openAccess2010. B. POLYOSOMA DISTRIBUCION ECUADOR.pdf.jpg2010Patrón preliminar de distribución del busardo dorsirrojo Buteo polysoma en EcuadorBuitrón-Jurado, Galo; Cabot, José ; Vries, Tjitte deCapítulo de libro
openAccess2010. TAXONOMIC & PLUMAGE RELATIONSHIP.pdf.jpg2010Taxonomic and plumage relationships between red backed buzzards Buteo polyosoma and Buteo poecilochrousCabot, José ; Vries, Tjitte deCapítulo de libro