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

Riverbanks Zoo and Garden announced Thursday evening their almost 20-year-old Amur Tiger, Koshka, was euthanized after a ...

Riverbanks Zoo and Garden announced Thursday evening their almost 20-year-old Amur Tiger, Koshka, was euthanized after a ...

Visitors often had the pleasure of watching Koshka patrol her yard or hearing her evening calls as she announced her ...

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