a bird wont lay straight onto a porch, it must have been stolen and dropped by a predator
No. The eggs were probably eaten by another bird.
Bird babies come out of eggs. Bats come out of their mommas.
no sorry they come from eggs laid by frogs. some frogs even carry their eggs on their back while others lay them in a pond in a safe place
From a heron's eggs. A heron is a bird and lays eggs. The babies hatch from the eggs.
All birds come from eggs.
Did you ever see a round bird? The oval shape matches closely the baby bird's figure - the bird body is always going to be thicker than the head.
That bird's eggs. The possessive noun is in bold.
born too early
yes the mother bird will come back. birds do not act as other animals such as deer. in this case the mother may not come back because she is conditioned to be afraid of humans and there smell. birds on the other hand act mostly on what they see. if mother bird never saw you she wouldn't know her eggs were touched. even if she did see that she more than likely would try to defend the nest. in the wild research biologist also go to various bird species nesting places to try and calculate population etc. and this has no effect on a mother bird returning to her nest.
Small white eggs can come from mourning doves or some sort of woodpecker.
Crows lay eggs just like any other bird. They lay it in a nest and when its time the eggs will crack and hatchlings will come out.
If the eggs are laid they are already fertilized. You can go on your porch as long as you pay no mind to them and stay far away from them.