Sam Hume was streaming live from a secret location in Sumatra bringing you critically endangered Sumatran rhino calves. Let Sam know if you have any questions about the rhinos in the comments. Subscribe to Earth Unplugged - www.youtube.com/subscription_center?add_user=earthunpluggedtv Want to share your views with the team behind BBC Earth and win prizes? Join our fan panel here: tinyurl.com/YouTube-BBCEarth-FanPanel Check out the BBC Earth website www.bbc.com/earth Join the BBC Earth community: Facebook: www.facebook.com/bbcearth Twitter: twitter.com/BBCEarth?ref_src=twsrc%5Egoogle%7Ctwcamp%5Eserp%7Ctwgr%5Eauthor Instagram:www.instagram.com/bbcearth/?hl=en 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.