BirdForum documents 1000 of Patrick's posts from 2011 through Sept 2019, mainly in the Costa Rica forum (which has hardly been teeming with activity in the last few months). Over the last nine years or so he's been an active and (more to the point) informative participant.
My identical answer to an almost identical question on another thread:
Any time I contemplate a return to Costa Rica I check on the availability of Patrick O'Donnell and Randall Ortega Chaves, both of whom have extensive experience in every region of the country.
Patrick is a frequent...