Koshka the Amur tiger was euthanized on March 26 after years of fighting a degenerative spine disease that impacted mobility.

They are two of the park's four Siberian tigers - the largest cat species in the world. And we will be sleeping just inches ...

Koshka, a 19-year-old Amur, or Siberian, tiger, was euthanized this week after her health declined due to age, a news release ...

The tiger arrived to the zoo in 2008 after being rescued from a wildlife trafficking operation, the zoo said. It lived to age ...