Maddie and the team head down to the National Poo Museum to find out why poo is so important. From analysing scat to determine an animals health to using it to track elusive animals in the rain forest, you'll be surprised how much can be learned! Subscribe to Earth Unplugged - www.youtube.com/subscription_center?add_user=earthunpluggedtv Check out the BBC Earth website www.bbc.com/earth Join the Earth Unplugged community: Facebook: www.facebook.com/EarthUnplugged Twitter: www.twitter.com/earthunplugged Google+: goo.gl/RKq6q www.youtube.com/user/EarthUnpluggedTV www.youtube.com/subscription_center?add_user=earthunpluggedtv This is a channel from BBC Worldwide who help fund new BBC programmes.