Trilobites: The Great Speckled Dinosaur Egg Eggs of different colors evolved in dinosaurs before the appearance of birds. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:How Tiger Woods Won the Back Surgery LotteryBarbara Marx Hubbard, 89, Futurist Who Saw ‘Conscious Evolution,’ DiesAncient Egypt SHOCK: How a METEOR strike solved this 100-year-old Ancient Egyptian riddleNASA discovery: New NASA footage finds 'WHITE HALO' on surface of the MoonAttention Young People: This Narcissism Study Is All About YouAlien Life? Top Harvard professor says space object could be ALIENS on 'reconnaissance'