Food Chains, Habitats and Ecosystems Please access the resources below. Learner Guides and Challenges What is a food chain? How do ecosystems work? Food Chain Challenge - Savannah What is adaptation? Food Chain Challenge - Tundra Food Chain Challenge - Woodland Food Chains and Habitats - Additional Resources How have different animals adapted to their habitats? How to animals survive in the dessert? How are camels adapted to live in the desert? Rockpools How fish are adapted to live in water Woodland, pond and ditch habitats What attracts urban birds to the city?