petting zoo 
noun North American
A zoo at which visitors, especially children, may handle and feed the animals.I felt like a little kid in a petting zoo delighting in the animal's velvet soft muzzle as it gently took corn and grain from my hand....
- As usual, the recently-born animals in the petting zoo were the biggest hit, but many also enjoyed a ride on the grounds in the horse-drawn wagon and a puppet show under the big tent.
- One of the unique things about Fall Harvest is that it is actually a small, working farm, so children can interact with animals beyond the scope of the petting zoo by helping with feedings or collecting eggs from the hen house.