I'm not sure without more context. It could be a mother bird if it's a story about a bird laying and protecting an egg.
It might be a scientist in a story about the study of eggs. The scientist could be researching the development of an egg, trying to understand the mysteries of life within it, like how a chick forms inside an egg. This would make the scientist a main character in this kind of 'egg story'.
Perhaps it's a little girl who finds an egg and decides to take care of it. In some stories, a child can be the central character in an 'egg story', learning about responsibility and the miracle of life through taking care of the egg.
I'm not sure as the information is not given. But usually in a short story, the main characters are the ones who drive the plot forward and are most involved with the central element, which in this case is the egg.
Since I don't know the exact 'the big egg story', I can't say for sure. It could be a farmer if it's a story about finding an egg on a farm. Maybe some children if it's a children - centered story.
Since I don't have detailed knowledge of 'the egg short story', the main characters could be various. It could be a group of adventurers who stumble upon a mysterious egg during their travels. One of them might be the leader, another the curious one always asking questions about the egg, and there could be a cautious member who is worried about the consequences of dealing with the egg.
As I haven't read the 'the sacrificial egg short story', it's difficult to say. There could be a young child who discovers the significance of the sacrificial egg, or an elder in a village who is in charge of the ritual involving the egg. There might also be other characters who oppose the sacrifice of the egg, creating a conflict in the story.
Well, in this short story, perhaps the main character is a simple farmer who accidentally finds the dragon egg in his field. There could also be a group of villagers who are initially afraid of the egg but later come to support the farmer in protecting it. And then there could be a dark sorcerer who hears about the egg and tries to use it for his own evil plans, making him a key antagonist in the story.
The main characters are the boy and the dragon that hatches from the egg.
I don't know the exact main characters in 'dragons egg novel' as I haven't read it. But it could be a young adventurer who discovers the egg, or a wise old wizard who knows the secrets of the dragon's egg.
I'm not sure specifically who the main characters are without reading it. But they could be characters with special abilities related to time. Maybe a young protagonist who discovers the 'egg of time' and has to figure out its secrets.
The main characters are Dunk and Egg. Dunk is a hedge knight, and Egg is actually Aegon V Targaryen.
Maybe there could be a farmer as well. Since the hen is likely on a farm, the farmer might be involved in taking care of the hen or collecting the egg. So the farmer could be another main character.