Manta rays spend their lives in the ocean, sweeping up microscopic animals. And yet scientists have found that their well-being depends on forests. Meadows in the northwestern United States are ecologically linked to salmon thousands of miles out at sea. Today, I’ve got a piece in Yale Environment 360 in which I explore the bonds that join land and sea together. Check it out.

Originally published May 17, 2012. Copyright 2012 Carl Zimmer.