The zoo said that they made the "difficult choice" to euthanize Mara due to her age and her accompanying mobility issues, leading to an overall decline in her quality of life. Born in 2006 at the ...

Mara, a 15-year-old Amur tiger at the Columbus Zoo, was euthanized due to age-related decline. She was known for her spirited personality and made history by birthing the zoo's first tiger cubs in ...