Howler Monkey – Costa Rica January 22, 2015 by dhysom Leave a comment Howler! http://www.naturemaestro/about-the-app.html/audio/howler-monkey.mp3 Share this:TwitterFacebookLike this:Like Loading... Author: dhysom I'm an audio producer, composer and web developer. I'm interested in music, technology, child development, art, literature and nature.