publicaciones seleccionadas documento A multiscale analysis of factors influencing Setophaga striata (Blackpoll Warbler) occupancy and abundance during the nonbreeding season in eastern Colombia Assessing bird habitat occupancy from gradient-based landscape metrics and principal polar spectral indices in the colombian andean region Assessing the state-of-knowledge of bees and their pollination services in Colombia: Assessing the state-of-knowledge of bees and their pollination services in Colombia: Diferencias en paisajes sonoros de sistemas silvopastoriles y potreros tradicionales del piedemonte llanero, Meta, Colombia Migratory connectivity then and now: a northward shift in breeding origins of a long-distance migratory bird wintering in the tropics