The cubs are fed by their adoptive mother and play and lie around the house just like regular cats. They even play fight with their new siblings, as these adorable pictures show.
Watch out: Clyopa stalks past 18-month-old baby Gleb, who shares the house with dogs, cats and tigers
Tussle: Clyopa battles with cat Masyanya. The month-old cubs have been welcomed into the house
Get off me! Plyusha and adoptive sibling Fighter playfight in the house of Yekaterina Khodakova
New mother Cleopatra feeds Clyopa. The dog has mothered the tiger cubs since their mother abandoned them
Caring: Yekaterina Khodakova looks after the menagerie of pets, as well as her 18-month-old son Gleb