Find out how a little worm ties together the lives, and deaths, of several ocean animals, from sea otters to surf scoters to the mole crabs that live in great numbers in the sands of many beaches.

When the Mole Whacks Back

Naturalist and illustrator John Muir Laws is the author of the Laws Field Guide to the Sierra Nevada and Sierra Birds: A Hiker's Guide. Learn more and find class schedules at johnmuirlaws.com.