This story appears in the January 2015 issue of National Geographic magazine ... Since then, other studies have shown a link between a baby’s socioeconomic status and the growth of its brain.

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 ...

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.

This story appears in the July 2013 issue of National Geographic magazine ... These tiny dots are the watchful eyes of baby yacare caimans, members of the crocodilian family, barely two weeks ...

If a baby fish manages to avoid being eaten and ... The pieces we can’t even see are the problem.” The nonprofit National Geographic Society, working to conserve Earth’s resources, helped ...