228k views
4 votes
Why does a bird egg need to be poruos​

2 Answers

7 votes
They need to be porous so the carbon dioxide can escape the egg, and oxygen and moisture can enter the egg. Without this oxygen, the bird would not be able to develop, and a lack of moisture can result in the egg drying out.
User Andars
by
4.4k points
2 votes

Dont know..........-****

User JithPS
by
4.6k points