Andy travels back 85 million years to meet a giant feathered dinosaur that is as tall as a house! Along the way, he helps to protect a nest full of prehistoric eggs and gets caught in a super-sized sand storm.

Andy heads 49 million years back in time to find out the colour of a prehistoric bird's eggs. But when he finally tracks down a nest, a new chick starts to hatch and he must protect it against a colony of supersized prehistoric ants.