None.

A boy abuses a cat, off-screen. The cat is later seen running berserk with boxes tied to its tail.

A boy pulls the hair of two little girls, who end up blaming each other.

A boy uses a slingshot to shoot tiny rocks on a bird house where a family of birds are residing, attempting to make it fall down from a tree.

None.

A man smokes his pipe constantly, sometimes to the point of being surrounded by massive smoke.

A boy tries to smoke a cigarette. This turns bad, but the boy only gets very dizzy.

A boy bullies with a cat, mostly off-screen. Much later, he tries to shoot down a bird house where a family of birds is residing.

This Soviet cartoon is suitable for children.