Gorilla Doctor Lucy Spelman catalogs 2500 animals from around the world | National Geographic’s Animal Encyclopedia | Oct. 28, 2021

John and Lynn's speak to Lucy Spelman, a zoo and wildlife veterinarian who worked in the field as a gorilla doctor and is the first woman and youngest person to head the Smithsonian’s National Zoo. They speak with Spelman about National Geographic’s Animal Encyclopedia that she has compiled showcasing 2500 animals from around the world.