It's one of the perks of being a zookeeper.
Mubi, a baby drill monkey, was rejected by her mother at a zoo in Kent. So Mubi's keeper took him home, and he's being raised along with two rambunctious Jack Russell puppies. They're all the same age, just under two months old, although Mubi will grow to be much larger than his doggy brothers. Watch and bask in the adorableness: