Jane and Greybeard lose hope when they see how humans impact chimpanzees in the wild, but David and a special friend restore her faith.

Jane convinces her reluctant abuela to help get a baby elephant back to his family, where she uncovers why herds follow a matriarch.

David joins Jane on a high-flying mission to chart an albatross' journey instead of helping his sister Millie.

The trio head underground to dig into wombat defense tactics. Jane wants the community BBQ menu to explore new options.

Jane, David, and Greybeard set off to find out why hippos give birth away from their pods, while trying to reunite a baby hippo with her mom.