The chimpanzee was often found in the center of any grooming session and enjoyed relaxing in the sunshine in a nest she built herself, Zoo personnel said.

The Saint Louis Zoo is taking extra steps to protect its visitors and animals, with a new security system being implemented to ensure your visit is safe and fun.

Starting Tuesday, visitors to the St. Louis Zoo will notice an enhanced security measure at both entrances. The Zoo is rolling out the EVOLV system, a high-tech solution designed to detect concealed weapons quickly and efficiently.

The Saint Louis Zoo has put in place new security measures this fall in an effort to make guests feel safer. Guests with large bags, strollers, wagons, coolers, wheelchairs, backpacks and purses may also be subject to a bag search after passing through the automatic detection system,

Visitors to the Saint Louis Zoo will notice changes starting Wednesday. Both of the Zoo’s entrances have rolled out new systems that visitors of all ages must pass through. They serve like metal detectors and offer a high-tech solution to find concealed weapons.