In "Catherine, Called Birdy", by Karen Cushman, Catherine changes throughout the book. In the beginning she is more stubborn and mischievous, but closer to the end she becomes more accepting of what she has to do.
Catherine, Called Birdy
I am stubborn, peevish, and prickly as a thorn.
She is very defiant and whenever her mother asks her to do something, she usually refuses. This plays into the story because her mother wants her to get married.
She considers herself to be like a goose, but not in the normal way. She thinks of herself as cunning and greedy.
I like geese more than any other bird... they're cunning, greedy,shortsighted and stubborn, a lot like me, now that I think about it.
She repeatedly pinches Perkin as a joke, and he takes this opportunity and enacts a kind of playful revenge upon Catherine.
Effects on Others
Perkin was chosen lord of misrule...He pinched me for all the times I've pinched him.
My suitor has come and gone...I rubbed my nose till it shone red,I blacked out my front teeth, and dressed my hair with mouse bones...
Catherine desperately does not want to be married and will do whatever she can to not be subjected to this fate. She wants to be an independent person. she eventually realizes, near the end, that she will be forced to anyway, and that she has to just accept it.
In conclusion, Catherine changes throughout the story in the fact that she becomes more accepting of her place in life and not try to fight it.