“Several countries - among them Austria, Costa Rica, Denmark, Finland, India, Israel and Sweden - ban or severely restrict the use of wild animals in circuses. In Brazil, a movement to ban wild animals from circuses started after hungry lions managed to grab and devour a small boy.”

Australian philosopher and bioethicist, Singer is best known for his utilitarian approach to ethics and his influential work on animal rights and effective altruism. His writings challenge conventional moral frameworks, advocating for compassionate decision-making across human and nonhuman animals.