Museo de Historia Natural Universidad Nacional Mayor de San Marcos - Departamento de Ornitología
Museo de Historia Natural UNSA - Área de Ornitología
The LSU Museum of Natural Science - Ornithology
Museum of Southwestern Biology - Bird Division - Witt Lab
Institute of Arctic Biology, Department of Biology and Wildlife, and University of Alaska Museum of the North - McCracken Lab
The University of Kansas - Biodiversity Institute - Ornithology
Florida Museum of Natural History - Division of Ornithology
The Cornell Lab of Ornithology
Barcode of Life
Burke Museum - Ornithology
Global Amphibian BioBlitz
Amphibian Species of the World
Boletín UNOP
COMPENDIO DE LA BIBLIOGRAFÍA DE LAS AVES DEL PERÚ
Searchable Ornithology Research Archive (SORA)
Global Biodiversity Information Facility
Zoological Nomenclature Resource
Bird sounds from around the world (xeno-canto)
Red internacional de Ciencia y Tecnología
Avibase - La base de datos de Aves del Mundo
The R Project for Statistical Computing
Excel to KML
GEODAS Grid Translator |