Marcelo s'en va

When Audrey's grandmother pays a surprise visit to the Refuge, her son asks the children to keep an eye on her. Mamie convinces the children that they can build the bridge together without contravening Hector's recommendations.

Audrey and Tommy agree to show Onyx, a binturong, around the Refuge, but on the way Audrey agrees to help everyone she meets! She soon finds herself overwhelmed.

When Audrey's teacher, Madame Da Costa, comes to the Refuge to talk to her, Audrey is convinced it's to get her to change classes.

On their journey of migration in the south, wild geese stop off at the Refuge to feed and rest. Audrey and Tommy notice that one of them has an injured wing. The children help each other to help it heal.

The Refuge welcomes Chloé, a herpetologist, who has come to study Tal, the ploughshare turtle. But Audrey quickly notices that something is wrong with the scientist: for an expert, she doesn't know a thing about amphibians, and Tal is even afraid of her!

At the Refuge, it's time to check out the bilbies, nocturnal marsupials! But Pat can't catch Pixie, the mother bilby, so she'll have to do it at night.

According to her teacher, Audrey has concentration problems in class. To prove her parents wrong, Audrey and Tommy take on the tedious task of looking after a hundred reptile eggs seized at customs.

Audrey is over the moon because her mom has promised to spend the day with her! Unfortunately, Sonia is constantly called upon to deal with the Refuge's emergencies. Audrey is disappointed, but quickly recognizes all the work her mom does for the Refuge.

Sasha, the saiga, is ill. Hector asks Audrey and Tommy to look after him.

When they accidentally trample the precious plants, Audrey and Tommy try to protect the Refuge's flora from damage by animals, but their efforts only make things worse.

A storm rages and a power cut leaves the refuge without electricity. While the adults take care of the most urgent tasks, Audrey and Tommy are tasked with retrieving the reptiles from the vivarium and keeping them warm.

Hector is overwhelmed, so Tommy and Audrey volunteer to do his daily chores for him. At the wrong moment, Audrey sprains her ankle.

When Audrey discovers that a fox has managed to infiltrate the Refuge, she is astonished to see Pat running him off. Tommy and Audrey investigate to find out the reason behind the fox's visit.

Since Audrey and Tommy are bored, Pat organizes a sports tournament so that they can help her accomplish the Refuge's tasks while having fun.