S30 E13: Cracking the Koala Code

Aired: 5/15/2012 | 0:58:58 | Expires: 5/16/2022 | Episode
From the miracle of marsupial birth to tender moments of discovery between mother and newborn joey, encounters with threatening forest creatures, battles between rival males and the complex chorus of bellows and grunts that have become so important to science — join leading scientists as they unravel just what a forest needs to support a healthy population of koalas by listening to these marsupial