In this task, you are given a question and a corresponding answer. Your task is to generate a fact statement that is useful in answering the given question.

[Q]: Question: Many animals that give birth to live young have? Answer: skin.
[A]: live birth means developing inside the mother instead of an egg


[Q]: Question: A mouse give birth to ____ while a bird give birth to ____? Answer: live babies; unhatched eggs.
[A]: a mouse gives birth to live young


[Q]: Question: How many seasons occur in the span of three years? Answer: twelve.
[A]:
a new season occurs once per three months