Eggs is eggs, but some are round while others are long and pointy – and now we finally know why. It’s all to do with birds’ flying ability, according to a new study. There are many explanations for ...

Not all bird eggs are hatched equal. Some eggs, such as that of the common quail, are tiny and pocket-sized. Other eggs fit an entire bowl, such as that of the ostrich. The question, however, is this: ...