Greensboro Science Center reopens the Butterfly House this season, showcasing vibrant stages from eggs to full-grown butterflies.

Monarchs traveled to a remote part of Mexico, a journey they've made for thousands of years, and wintered there. Now tens of millions of the butterflies are on an epic aerial journey back north.

Beauty on the Wing: Life Story of the Monarch Butterfly is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV ...

If there is no bird more American than the eagle, there is no butterfly more American than the monarch ... into a world they did not choose, yet shaping the next chapter of a timeless cycle.

But for decades, illegal logging threatened the butterfly's roosting spots, which once covered as much as 45 acres. It's now down to four and a half. The population of monarch butterflies in ...

A life cycle ... their life cycle. The female butterfly lays her eggs on a leaf, out of which hatches a larva or caterpillar. The caterpillar feeds on the leaves and plants around it.