Leo chances upon a dawn bat while sketching in his garden. The Junior Rangers embark on a search after sundown for the dawn bat's cave.

A common tree frog hops into the garden one wet and rainy day. Leo, Katie and Hero take the frog to the forest, where Ranger Rocky directs them to find the frog's breeding ground.

In this episode, the Junior Rangers attempt to return a crab-eating macaque to the wild. Their knowledgeable friend, Ranger Rocky, assists them in their journey through the rainforest

A trip to the rainforest becomes necessary when a clouded leopard cub turns up in the garden. The Junior Rangers search for the cub's mother, but are set back when the cub gets entangled in some tree vines above water.

A young California Sea Lion makes a surprise appearance during Leo's basketball game. Later, a voyage to find the sea lion's home turns into a daring rescue on the high seas.

A baby bottlenose dolphin is the last animal Leo expects to see in his garden pond. But when the unexpected happens, the Junior Rangers start on an expedition to find the dolphin's mother.

Leo finds a blue pansy caterpillar, and the Junior Rangers set off to find a home for it. On the way, they come upon other blue pansy caterpillars and butterflies, whose home will be destroyed soon. Can the Junior Rangers find a new home for all these blue pansies?

Katie identifies a large-beaked bird in the garden as an Australian pelican. The Junior Rangers bring the pelican to a lake and track down the pelican's parents.

A barn owl scares Leo in the garden. The Junior Rangers depart for the grasslands to find a better hunting place for the barn owl.

Leo meets an Atlantic puffin in the garden while playing with his remote-controlled car. The Junior Rangers decide to take the puffin home to Iceland. There, Leo has a mishap at the edge of a cliff.

After an Asian palm civet steals Hero's food, the Junior Rangers set off to bring the civet back to where it belongs. The trip takes them to the rainforest, a durian plantation and a run-in with a wild boar!

Leo comes across a baby Asian elephant while planting an apple tree. To find the elephant's mother, the Junior Rangers explore the lowland forest.