The answer to today's Geo Quiz is the northernmost state in Costa Rica: Guanacaste. Reporter Ari Daniel Shapiro reports on new research into the musical "call and response" patterns of birdcalls in Costa Rica's Santa Rosa National Park.
A French professor of art and music contends that ancient cave paintings were part of music-filled rituals. Reporter Ari Daniel Shapiro visited a cave with the French professor and an American skeptic.
The story you just read is freely available and accessible to everyone because readers like you support The World financially.
Thank you all for helping us reach our goal of 1,000 donors. We couldn’t have done it without your support. Your donation directly supported the critical reporting you rely on, the consistent reporting you believe in, and the deep reporting you want to ensure survives.