Chasing a herd of caribou stirs up David's appetite. At lunch, David's grandpa tells a story about respect, responsibility, and sharing.

Jane and David stay up past their bedtime to track a tiger that prefers to come out at night, and they stumble upon something in the garden shed.

Jane, David, and Greybeard track a polar bear in the Arctic Circle, inspiring Jane to convince her neighbor Mr. Jin to see trash differently.

David shrinks Jane and Greybeard to honeybee size to explore a hive. But when a schoolmate threatens the bees, Jane swoops in.

The trio take off on a mission to aid the flying fox when Greybeard accidentally parachutes into a neighbor's yard.

While trying to tag a great white shark, Jane urges David's dad and Tata to rethink how they shop for groceries.

The three friends travel deep into the ocean to figure out why the blue whale sings, and Jane confronts a litterbug with a gifted voice.

Jane, David, and Greybeard try to sniff out why the gharial has a bulbed snout. A day at the pool points Jane toward an answer.

Jane, David, and Greybeard monitor a black rhino and a red-billed oxpecker, whose relationship teaches them the value of teamwork.

A bug-sized Jane and Greybeard follow a monarch butterfly's journey to Mexico, leading Jane to seek assistance from Mr. Patel's green thumb.