David Sheldrick Wildlife Trust is an organization operating within the Nairobi National Park. The mission of the organization is conservation, preservation, and protection of wildlife, and they are famous for raising orphans elephants and rhinos. Every day, from 11 a.m. to noon, visitors can attend feeding and bathing in the mud of orphaned elephants. A symbolic sum is charged at the entrance, additional contributions are welcome, and the proceeds go to wildlife conservation activities.