The beak and feather disease virus (family Circovirdae) is a of concern in the conservation wild Psittaciformes globally. We conducted PCR screening for (BFDV) using samples collected during previous field studies (1993–2014) five populations parrots Southern Hemisphere: Eclectus (Eclectus roratus) Crimson rosellas (Platycercus elegans) from Australia, Burrowing (Cyanoliseus patagonus) Monk par...

Abstract The study of integration and modularity aims to describe the organization components that make up organisms, evolutionary, developmental functional relationships among them. Both have been studied at interspecific (evolutionary) intraspecific (phenotypic ontogenetic) levels different degrees across various clades. Although evolutionary are well-characterized birds, knowledge patterns i...