Some animals lay beautiful green, brown, and even pink eggs. Considered to be one of the most attractive are the blue eggs laid by birds. Why do birds lay blue eggs? Well, the blue color has ...

For example, the parasitic cowbird egg sticks out in the nest among an American robin’s blue eggs ... if you find a bird nest with eggs or a baby bird. What Kind of Bird Lays Dozens of Eggs ...

Some breeds, like Araucanas and Ameraucanas, are also known for laying blue eggs, says Yarborough. “People more recently have done a lot of artificial selection and are breeding birds that lay d ...