It is animals are living creatures that need their own space, most of teen have an specific place to can survive For example the lion needs to live in the savanna beacuse of some many characteristics of the place like the temperature, the food ,if you can say it like this, the lion needs to know how to survive by itself and for this he needs, the lion needs to know how to survive by itself and for this he needs to know about hunting,also know its habitat for learn where to get food and water or where can be dangerous or far from home.-And it's the same case in some others so my conclusion is that keep animals in a zoo it's cruel.