This monstrous mama laid the world’s largest egg
An intact, fossilized specimen of the world’s largest egg—of any known species ever on Earth—entered the National Geographic ...
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17 Extraordinary Bird Egg Facts
Learn when bluebirds nest and lay eggs. How Much Does an Ostrich Egg Weigh? Here's another one of the most amazing egg facts: a single ostrich egg can weigh as much as 5 pounds. Find out what to ...