The Indianapolis Zoo says its male Amur tiger, Pavel, has died at 18 years old. According to a May 27 post on the zoo's social media, "Pavel had become noticeably lethargic and had a significant decrease in his appetite. After a medical examination, our animal care team made the difficult decision to humanely euthanize him." STORY: https://www.wthr.com/article/news/local/gentle-giant-indianapolis-zoos-male-tiger-has-died-amur-siberian-pavel/531-9edfb477-e6a7-4149-a4ba-8658945fb93c