Calgary Zoo officials confirmed on Wednesday that the recent death of a two-year-old gorilla last week was an accident resulting from human error.

The Calgary Zoo says its two-year-old western lowland gorilla named Eyare died after being hit by a hydraulic door at the rear of the exhibit.

Officials at the Calgary zoo say a young gorilla was killed after a worker accidentally closed a wrong door and the animal was struck in the head. Eyare, a two-year-old female western lowland gorilla,