| Thunk | ||
 | ||
| Name | Thunk | |
| Gender | Male | |
| Age | 9 | |
| Family | The Croods. | |
Thunk, Grug and Ugga's son, a 6-foot-9, 320 pounds and 9 years old middle child, who is not smart, has bad coordination but has a good heart
Thunk
Enterainment says "He’s so big and so wants to be like his sister and his dad. He has the best heart and the worst coordination.” Sandy comments on his intellect, saying, “I don’t think Thunk will ever catch up. We love him" Thunk is only 9 years old and seems to be the most clumsy one out of the bunch he also is extermly over wieght but during the stone age that was only a little bit about the normal weight.