Depends on the animal. Some would be hunted and eaten, some would hunt and eat other animals, and the rest would starve to death or become roadkill (and would then be eaten by scavengers).
the animals shouldnt be kept in cages case it will be bad for some other animals like birds
it's cruel to keep tigers in cages
They were not kept in a zoo they were simply kept in cages.
Lions,Tigers,and bears
used to be "cages" now it's "enclosures"
The fenced areas or cages that domesticated animals are kept in.
The primary thing that happens if human beings are kept in zoos instead of animals is that those not in cages would quickly advocate for their release. It would likely be viewed by most as worse than prison and would result in everyone being released in short order.
Lots
It depends. If they are at zoos they need to be kept in cages. In the wild you should set them free, let them roam, live their own life.
One of the positive points for debate about why animals should be kept in cages could be when they are being trained. Puppies are often kept kenneled during training. Another could be to keep them safe when no one is there to watch them.
Birds are kept in cages and pet shops and in trees.in cagesin cages
a zoo is a place animals are kept in cages