The grasslands of southeastern South America (SESA), comprising one of the most
extensive grassland ecosystems in the Neotropics, have been negatively impacted by the …

Se presenta un análisis del listado actualizado de las aves de México, con enfoques
taxonómicos actuales y abarcando todas aquellas especies que tengan registros recientes …

Patterns of diversification in species‐rich clades provide insight into the processes that
generate biological diversity. We tested different models of lineage and phenotypic …

Somos una fundación empresarial patrocinada únicamente por Empresas Polar, dedicada a
programas de utilidad colectiva e interés general con el fin de instalar capacidades en la …

Aim We used mitochondrial DNA sequence data to reconstruct the phylogeny of a large
clade of tanagers (Aves: Thraupini). We used the phylogeny of this Neotropical bird group to …

Thraupidae is the second largest family of birds and represents about 4% of all avian
species and 12% of the Neotropical avifauna. Species in this family display a wide range of …

The polytypic species concept unites populations that theoretically could and would
interbreed were the opportunity to arise. This concept places the burden of proof of …

Biodiversity maintenance in human‐altered landscapes (HALs) depends on the species
turnover among localities, but the patterns and determinants of β‐diversity in HALs are …

Molt is an important avian life history event in which feathers are shed and replaced. The
timing, duration, seasonality, extent and pattern of molt follows certain strategies and this …

The ecological traits of organisms may predict their genetic diversity and population genetic
structure and mediate the action of evolutionary processes important for speciation and …