In Yekaterinburg Zoo died one of the oldest hippos in the world. Diamond, was the name of an animal recently suffered from some chronic age-related diseases.Diamond was 36 years old, exactly those years ago in Ekaterinburg, he was brought from Kaliningrad. "For the hippo he lived a long life and was one of the ten most mature members of their kind in the world" - told in the city zoo.On average, hippos live 20 to 30 years. Age of individuals still alive in zoos Russia from 15 to 20 years."All his life he was pleased the visitors. It will take his place if someone else is still unknown," - told in Yekaterinburg Zoo.The result of the commission will decide the place of burial, ITAR-TASS reported.