Incredible bond between conservationist and the lioness he saved as a cub: Animal HUGS her hero and can't contain her excitement when he approaches

The heartwarming video showing lioness Sirga 'hugging' conservationist Valentin Gruener is approaching 15million views on YouTube. The story of how Mr Gruener, 27, from Germany, raised the 310lbs lioness from a young cub, saving her life, saw him named on Google's inspirational list for 2014. Now the pair embark on a new journey together, Sirga needs to learn how to hunt - and who better to teach her than Mr Gruener.