Nesting season is not done yet! Learn the bird nesting basics of these late nesters and find out how to attract them to your yard.

Both birds and reptiles lay eggs to protect their young, but despite the basic similarities, the differences between their ...

Animals with larger brains produce fewer, larger offspring, explaining why birds evolved bigger eggs than the largest dinosaurs.

Spring is in the air. Birds are singing and beginning to build their nests. It happens every year, like clockwork. But a new study in the Journal of Animal Ecology shows that many species of birds are ...

When it comes to laying eggs, tree frogs have some unusual habits. Instead of always laying their eggs on tree branches where they usually live, they often lay their eggs on the ground. But why would ...

Maybe you've seen a "mermaid's purse" while walking on the beach. Not actually an accessory for the mythical creature, these small casings are the eggs of sharks and their relatives. For around 455 ...

Add Yahoo as a preferred source to see more of our stories on Google. Hens lay about one egg per day, on average. Even fewer of us have seen it the way the folks at @chickenwifehappylife captured it.