Nature: Cracking the Koala Code

This program examines the day-to-day dramas of an extended family of koalas, seen through the eyes of the scientists studying their every move and vocalization. Fascinating social dynamics include territorial displays, vicious fighting and the surprising life and loves of a “traveling salesman,” a rogue male who truly plays the field. New science even “cracks the koala communication code,” providing insights into their basic language and social structure.