Ostrich eggs are one of the most amazing eggs on earth! And they are also one of the largest. Ostrich eggs are about the size of a football and weigh around 3 lbs. They are larger than any other bird egg in the world. They are also more meaty and more nutritional than chicken eggs. In fact, they contain the same amount of calories as a chicken egg. They are also good for people with digestive issues and those who are on a diet.