Thor helps kick off the second season of David Baddiel Tries To Understandwith an explanation of why nuts have hard shells. Listen to the full episode of David's witty, hilarious show here.
Thor Hanson is a Guggenheim Fellow, a Switzer Environmental Fellow, and winner of the John Burroughs Medal. His many books include Close to Home, Buzz, Feathers, The Triumph of Seeds, and the children's favorites Star and the Maestro and The Escape Artist. Hanson lives with his wife and son on an island in the Pacific Northwest. Learn more at his website: www.thorhanson.net.