NOVA : Many insects and some mammals use smell as a primary means of communication. NOVA explains how, for example, the entire economy of an ant's nest is organized by smell, and how some moths use smell for population control—an ability we is now beginning to understand.

Starring:

Jay O Sanders, Lance Lewman, Liev Schreiber, Neil Ross, Stacy Keach, Will Lyman

Genre:

Documentary, Biography