William Craven
Marty Essen tells Betsy about the adventures to be found on our precious, joyous, and yes, hair-raising planet, chronicled in his new book Cool Creatures, Hot Planet : "There are a lot of creatures out there that aren’t warm and cuddly, that you might want to wipe off the map, but when you do that, you lose things for humans. For example…" LISTEN (8 min)