Quiz: How much do you really know about baby animals? Quiz: How much do you really know about baby animals? Pesto the penguin is shedding. Here's what's next for this icon. Pesto the penguin is ...

Welcoming a new baby into the world is always an exciting time, but especially when that newborn comes courtesy your beloved ...

Instead, scientists often use the animal’s distinct calls—which sound like a crying newborn baby, the likely source of their name—to differentiate between closely related species.