In this 3-part mini-series, viewers join world experts as they seek out the sounds produced by underwater animals, birds and other animals or insects living on land. Featuring three natural ... Read allIn this 3-part mini-series, viewers join world experts as they seek out the sounds produced by underwater animals, birds and other animals or insects living on land. Featuring three natural environments: sea, sky, and land.In this 3-part mini-series, viewers join world experts as they seek out the sounds produced by underwater animals, birds and other animals or insects living on land. Featuring three natural environments: sea, sky, and land.