Back in 2008, a 37 year old bloke clambered into the enclosure housing the baby polar bear Knut. The two year old Knut was a ...

Sweet pictures of the young bear being cuddled by her keepers or sleeping with her tongue sticking out boosted Flocke's popularity, and she quickly eclipsed Knut, the polar bear at the Berlin Zoo.

This documentary shows the early life of polar bear Knut that had to be hand fed by Berlin zoo employee Thomas Dörflein after its mother Tosca refused the baby in 2006.