For thousands of years, millions of monarch butterflies have migrated from the northern U.S. and Canada to Mexico for the winter. But exactly how they know where to go is still a mystery.

By any measure, the revival of the bald eagle stands as one of the great environmental triumphs in conservation history. In ...

Hummingbirds aren't the only spring-time animals on the move across Georgia. Sightings of monarch butterflies have been seen predominantly near southern cities like Savannah and St. Mary's, according ...

The peak of the spring monarch butterfly migration in Texas typically occurs from late March to early April. See where on Journey North.

Every spring and fall, Oklahomans watch as the brightly patterned orange and black butterflies make a pitstop in the state during their miles-long, twice-yearly migrations. The migratory monarch ...

The monarch butterfly's annual migratory journey from ... She also noted it should not extend the timeline for officially ...

SALT LAKE CITY — The U.S. Fish and Wildlife Service said it is reopening the public comment period for a proposed rule to list the monarch butterfly as a threatened species under the Endangered ...

The monarch butterfly population has declined in recent decades, leading to a proposed listing as threatened under the Endangered Species Act. People can help monarch butterflies by planting ...

Hummingbirds aren't the only spring-time animals on the move across Georgia. Sightings of monarch butterflies have been seen predominantly near southern cities like Savannah and St. Mary's ...