Tigers about the House Following British tiger expert Giles Clark, as he hand rears the most genetically important captive Sumatran tigers in the world. To ensure their survival he takes them home to live with his boisterous family, where he gives them round the clock care. This is a unique look at the first six months of the most critically endangered tigers on earth, revealing the crucial early development of tiger cubs. Can Giles give the cubs the start they need, and can the cubs help save their species from the brink of extinction?