While exploring the Great Barrier Reef to determine if coral is a plant or an animal, the trio learn that looks can be deceiving.

With David sick in bed, Jane must partner with an unexpected ally to save Greybeard from a pride of lions.

The three friends use their underground vessel to observe the elusive pink fairy armadillo, but a garden problem stops them in their tracks.

Tracking a wolf in the snowy mountains leads the trio to their neighbor's pug, who helps connect the dots between wolves, dogs, and people.

Jane, David, and Greybeard must reunite a lost baby panda with its mother—and find out why they're the only bears with six fingers.