A Twin Cities zoo had to euthanize one of its gorillas this week, despite a yearslong effort to treat the ape's deteriorating ...

The Columbus Zoo’s trailblazing gorilla, the first in the world to be born in captivity, became a matriarch and presided over ...

Seven-year-old western lowland gorilla Nyati — who was born at the Como Park Zoo — was humanely euthanized on Tuesday after ...