Heidi the Hartmann's mountain zebra gave birth to her foal on May 17 in front of guest riding the Animal Kingdom's Kilimanjaro Safaris Kelli Bender is the Pets Editor at PEOPLE. She has been ...

This can have a particularly devastating effect on pregnant and nursing females and their foals, which are more fragile and require more resources to survive. The Grevy’s zebra is listed as ...