Podcast on social rattlesnake behavior

If you'd like to take a break from reading, but not rattlesnake behavior, check this out:
The Reptile Living Room: Rattlesnake Behavior with Dr. Rulon Clark

This is a great interview with my friend Rulon Clark about his research, including social behavior of timber rattlesnakes. Dr. Clark is now a professor at San Diego State University, where his lab continues to do cool stuff with rattlesnakes and other reptiles (for example, check out Strike, Rattle, & Roll).