Dear Pet Talk: I don’t have pets but keep active birdfeeders, so all the birds are my “pets in the wild.” Why do robins lay blue eggs? — Bird Lover Dear Bird Lover: I concur with you about wild birds ...

While you might be most familiar with "robin's egg blue", many species of birds lay blue-colored eggs. Why might this have evolved? Although scientists can't go back in time to observe the emergence ...

Birds have evolved to fit particular environments. Eggs have evolved along with the birds. The eggs that birds will lay this spring will vary in shape and color to facilitate successful hatching in a ...

If you want to shop for pastel eggs, you probably won't have much luck at supermarkets. This is why you really only see white ...