The Croods Family Tree 3D 2021 follows the prehistoric Crood family navigating survival in a wild unpredictable world. They explore new territories encounter quirky creatures and face comedic and perilous situations. The family discovers the importance of adaptation cooperation and embracing change. Grug must learn to accept new ideas while his daughter Eep pushes boundaries. The family lives with the Bettermans who are more evolved and sophisticated. The two families clash over different approaches to cave life. They build a treehouse together and learn from each others strengths. This animated series continues the legacy of the original Croods film providing family friendly entertainment with a prehistoric twist as cavemen encounter innovations like windows stairs and showers for the first time.