Said, is the first dog, after a dog's tail grass, but who knows »

by:慕容引刀

The world's first bird, only the eggs, hatching eggs and a bird. Well, then who is the world's first bird »

Or, is the first egg, the eggs hatched birds, birds and the eggs under. In that case, which is the world's first stars eggs »

out, this probably only know their birds.

However, seeing the natural environment has been deteriorating, that time is the first bird extinction or eggs to extinction, I think that human beings will know it.

original link:http://blog.sina.com.cn/s/blog_4735fb16010099sq.html