The oldest orangutan at the Houston Zoo died Sunday morning while in recovery after undergoing an emergency exam to diagnose and treat an illness. Cheyenne, a 52-year-old orangutan, had a severe ...

The Houston Zoo is once again mourning the loss of one of its resident orangutans. On Sunday morning, the zoo's 52-year-old orangutan, Cheyenne, died unexpectedly.

The oldest orangutan at the Houston Zoo died Sunday morning while in recovery after undergoing an emergency exam to diagnose and treat an illness. Cheyenne, a 52-year-old orangutan, had a severe ...