Changes over time and space in a rapidly moving chickadee hybrid zone: variation in genotypes, hatching success, and nestling sex ratio

An interindividual analysis of the relation between behavioral innovation and behavioral flexibility in urbans Caracara Chimangos, Milvago chimango

Mixed associations between Hemlock decline and Louisiana Waterthrush habitat selection and fitness in Tennessee

Habitat use of road borders by birds in the flooding Pampa and its relation with environmental variables and resource availability

Vegetation structure – nest concealment relationship affects the nest survival in the Warbling Doradito

Evolving views of food-limitation in wading birds: differing implications of prey and foraging habitat

Natural or sexual selection: which evolutionary mechanism determines tail length in Tyrannus savana?

Comprehensive assessment reveals intraspecific differentiation in the Southern Lapwing (Vanellus chilensis) in South America

Evolution of sexual dichromatism in the “blue” cardinalids (Passeriformes: Cardinalinos)

Large-scale assessment of mitochondrial adaptation to high altitude in birds