Eggs usually take a few weeks to hatch. When they do, the baby birds will be helpless and will stay in the nest for several weeks. The mother bird will feed and protect the baby birds until they are strong enough to leave the nest and fend for themselves.
Here are more detailed steps on how birds get born:
1. A female bird lays an egg. The eggs are laid inside a nest, which is usually built in a tree, bush, or other sheltered spot.
2. The male bird fertilizes the eggs. The male bird will mate with the female bird, and his sperm will fertilize the eggs.
3. The female bird incubates the eggs. The female bird will sit on the eggs to keep them warm and safe. This can take several days or even weeks, depending on the type of bird.
4. The eggs hatch. When the eggs hatch, the baby birds are called nestlings. They are helpless and blind, and they rely on their parents for food and protection.
5. The nestlings grow and develop. As the nestlings grow, they will begin to develop feathers and learn to fly. They will also start to learn how to find food and water on their own.
6. The nestlings leave the nest. When the nestlings are old enough to fly and find their own food, they will leave the nest and become independent.
The process of how birds get born is an amazing and beautiful one. It is a testament to the wonder of nature and the diversity of life on Earth.