The Phoenix Zoo lost its beloved mountain lion, Sierra, who was humanely euthanized this week after dealing with advanced renal failure. The Reid Park Zoo had to humanely euthanize their African lion, ...

Kaya, an African lion that had been at Tucson’s Reid Park Zoo since 2009, was euthanized last week after a degenerative spinal disease made movement difficult, officials said. Kaya had been at the zoo ...

The Reid Park Zoo announces that Kaya the Lion has passed at the age of 17. Kaya was recently diagnosed with a degenerative ...

Reid Park Zoo announced the passing of Kaya, an African lion, who was humanely euthanized at age 17. Kaya had been diagnosed ...