3 links
Bird Songs of Santa Rosa National Park
eb2.uwindsor.ca
A collection of twenty-five plus recordings from Santa Rosa National Park
Birds observed in Costa Rica, December 2005
magney.org
Photos and video clips of birds observed by David Magney at various parks in Costa Rica.
Birds of Costa Rica
cool.co.cr
Costa Rican birds listed by region and by family and a searcher for individual species. Also provides info on how common the species are in the various regions.