Big Lizard isn't happy in his skin! Cosima tries everything to stop him scratching until she realises that's exactly what he needs to do. He's shedding his skin!

When all the vegetables from their garden are stolen, detectives Cosima and Big Lizard investigate all over the neighbourhood - only to return to the scene of the crime!

After a storm passes overhead, many creatures turn up in surprising places and need Cosima and Big Lizard's help. But try as they might, the friends can't find poor Rex.

When the buggy gets a flat tyre Dad, Cosima and Big Lizard are stranded. Big Lizard's playful nature helps reveal a creative solution to their problem.

They can be as big as 10 feet long or as tiny as half an inch, with all different unique colors, features, and abilities. But ...