Is the grassable sparrow born?

Grass birds are not viviparous.No bird is born, usually eggs, as well as grass birds.There are many types of species, and the reproduction is basically similar. There is no fixed breeding time, as long as the temperature is appropriate.When breeding, the pro-bird will build the nest, and then it can lay eggs after 4-5 days. It will produce 4-6 eggs at a time. For the first time, it is often only 1-3.