The documentary also touches on the Monarch's migration patterns and ongoing scientific research into their behavior. Keywords Monarch butterfly, life cycle, migration, metamorphosis, caterpillar ...

This is partly because monarch images are used in advertising, but the butterflies are also a species of choice for school biology classes and television documentaries on animal migration.

Monarch butterflies are making their flight north after wintering in Mexico. Here's what to know about the fascinating, fragile traveler.