For animals to perform for humans is unnatural, and really depressing to hear about, see pictures about, or watch.
There are no happy circus animals. You wouldn't be happy being forced to do tricks for an audience, and neither is an animal.
What is amazing is that people in this day and age still find animals performing in circuses ''entertaining''. We are more informed than ever about the treatment of animals, circus animals in this case. We know how ill-treated that they are, yet some choose to ignore that, and go to circuses.
The UK coalition government promised that it would ban animals from being used as tools of entertainment, but, we are still waiting, it hasn't happened yet.
The UK is one of the many countries which still legalize the use of animals in circuses, here we shall take a look at those countries which ban circus animals, and those countries which don't ban circus animals.
Those countries which ban the use of animals in circuses: