Since the story is named 'A Brother Like That', it's quite probable that the main characters are brothers. There might be other supporting characters like their parents or friends, but the focus would be on the brothers and their relationship. However, without reading the actual story, this is just speculation.
Given the title 'A Brother Like That', one can assume that at least two brothers are main characters. They are likely to be at the center of the story's plot. Maybe there's an older brother and a younger one. There could also be other characters that play a role in the story, such as the brothers' classmates or neighbors who might be involved in the events that shape the relationship between the two brothers. But the core of the story would be around these two brothers.
Most likely the two brothers are the main characters. But without reading the story in detail, it's hard to say if there are other important characters who play a significant role in their relationship.
The main idea often revolves around the special bond between brothers. It might show how one brother sacrifices for the other, or how they support each other through difficult times.
It's possible that there are sisters as main characters. Sisters often have a complex relationship filled with love, envy, and competition. Their different personalities and life choices could be central to the story. Or it could be a group of friends who have known each other for a long time and are now facing a new challenge together in the story.
Since the story is about thinking like a dinosaur, the main characters are most likely different types of dinosaurs. It could include the large and ferocious ones like the Tyrannosaurus Rex which was at the top of the food chain. There might also be herbivores like the Triceratops. And maybe some smaller, more nimble dinosaurs as well. Without reading the story, it's hard to say for sure, but these are the types of characters one would expect in a story about dinosaurs.
The big brother and the little brother are the main characters. The big brother could be a confident and responsible character, while the little brother might be more naive and in need of guidance. There could also be friends of the brothers in the story that interact with them, but the focus remains on the relationship between the two brothers.
Since I don't know the exact story, it's hard to say. But it might include the little brother himself, his siblings if he has any, and probably his parents.
Since I don't know the exact 'big brother story', it's hard to say. But generally, the main character would be the big brother himself. There might also be his younger siblings as important characters.
Since I don't know the exact 'giant little brother story', it's hard to say. But most likely, the main character is the little brother who has the 'giant' aspect. There might also be family members like his parents or siblings involved.
Obviously, the main characters are the king and his brother. There may be other supporting characters like the king's advisers, servants, or family members, but the central focus would be on the relationship between the king and his brother.
Obviously, the main characters are the brother and the sister. But there could also be other minor characters like their pet dog that might be involved in their secret somehow.