People who don't eat meat are known as vegetarians.
Someone may become vegetarian for health, ethical or environmental reasons. It's estimated there are about 375 million vegetarians worldwide as of 2015.
The four-time, former prime minister was expelled from the Senate in 2013 following years of legal battles involving sex with minors and abuse of power. He appeared in a video for his party colleague's animal rights group, which wants to wean Italy off of lamb for Easter.
In "The Vegetarian," South Korean novelist Han Kang wrote about a woman with an unusual obsession - to grow roots and become a tree. The English translation went on to great success, winning the 2016 Man Booker Prize.