NEW YORK -- From Christopher Columbus to Marco Polo, human explorers throughout history have traveled far distances. But some of the world's greatest explorers are in the animal kingdom. NatGeo's new ...

Migrating animals have for a long time been tracked by recapturing tagged individuals. More recently, radio-telemetry, which requires an observer to physically follow the tagged animal, has been used.

A Q&A panel following the screening of Monarch Migration brought together filmmakers, conservationists, and travelers to speak about their experiences documenting one of nature’s most remarkable ...