He's now able to make his own bed, and has learned to eat with a spoon.
Although he can't talk yet, he's communicating with other children in an orphanage by using hand signs.
Police are hunting for his parents, to charge them with not caring for him properly.
Andrei's not the first boy raised by dogs in Russia.
In 1998, police discovered six-year-old Ivan Myshukov, who was leader of a pack of dogs near Moscow.