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 ...

An ostrich egg, for instance, can withstand about 120 pounds of pressure before breaking. Which bird egg is which? Here’s how to identify eggs by color and size. In a role reversal, the female ...

Birds are found worldwide and in all habitats. The largest is the nine-foot-tall ostrich. The smallest is the two-inch-long bee hummingbird. Everything about the anatomy of a bird reflects its ...