Just imagine the size of the eggs. "You're going need a bigger box".
http://www.huffingtonpost.com/2014/03/19/chicken-from-hell-dinosaur-anzu-wyliei_n_4980617.html
http://www.huffingtonpost.com/2014/03/19/chicken-from-hell-dinosaur-anzu-wyliei_n_4980617.html