There are five different stages in a meal worms life. The first stage is an egg. After 2 to 3 weeks it will come out of the egg as a larva. The larva eats its egg. Then after 2 to 3 months it tuns into a meal worm. After 8 weeks it turns into a Darkling beetle. It stays in a shed in the winter and stays out side for the summer and spring.