The zoo says the Carruth Natural Encounters building built in 1962 "has provided countless memorable experiences" for guests.

The zoo said next month's closure is due to the building's aging infrastructure no longer meeting the needs of housed animals.

The Houston Zoo is home to more than 6,000 animals and it is the second most visited zoo in the U.S. Exhibits range from the African Forest, which features rhinos, zebras and giraffes, to the new ...