The new environment is full of resources to collect and craft with. There is food to cook and feed yourself and your creatures. Plants that you can pick and replant into a farm. Trees can be cut down to use for structure materials and tools. Rocks and ores can be broken down into useable materials. Creatures can even be scavenged! You can either attack creatures for parts or break open their eggs.
Watch this tutorial on the most efficient ways to start gathering resources, and how it will help you make the perfect homestead for you and your creature.
https://www.youtube.com/watch?v=59AyD-mFm6M