Full-featured birding field guide for Costa Rica -Images for more than 930 species -Vocalizations for more than 900 species -Information, field marks, range maps for all species on the Costa Rica bird list NO ADVERTISEMEMTS. FREE UPGRADES WITH ADDITIONAL IMAGES AND SOUNDS. Additional features: -Comprehensive SEARCH filter -Search by name -Sorting options, including nocturnal birds -Make target lists -Check as seen, heard, or unseen/heard -Personal notes -Camera, email notes and photos. -Similar Species feature allows quick comparison of field sightings. New, improved note keeping, including note filtering, recording GPS position, and emailing 1 or a batch of notes in eBird format. Which Bird is it?' Record and photo bird, email to us for help in identification.