VARIABLE RETENTION TIMES FOR RECTRICES AT DIFFERENT LOCI IN A GOLDEN EAGLE
Thinking about Feathers: Adaptations of Golden Eagle Rectrices
Influence of the outer rectrices asymmetry in flight efficiency of the Magnificent Frigatebird (Fregata magnificens)
A New Enantiornitine Bird with Four Long Rectrices from the Early Cretaceous of Northern Hebei, China
Structural Changes in the Main Rectrices of the Superb Lyrebird Menura novaehollandiae in the Development of the Filamentary Feathers
Successive removal of individual rectrices does not influence the subsequent growth of the replacement feathers in the Great Tit Par...
Rectrix Shape as an Indicator of Age in the Wood Thrush (La Forma de las Rectrices como Indicador de la Edad en Hylocichla mustelina)
Aging Catharus Thrushes by Rectrix Shape (Utilización de la Forma de las Rectrices para Determinar la Edad en Zorzales del Género ...
Correlation of the mechanical and structural properties of cortical rachis keratin of rectrices of the Toco Toucan (Ramphastos toco)
Evidence Supporting a Dietary Basis for Orange-Tipped Rectrices in the Cedar Waxwing (Evidencia a Favor de que el Color Anaranjado e...