Quick Take Ruby-throated hummingbirds migrate about 2,000 miles annually from North America to the Yucatan Peninsula and back ...

As millions of monarch butterflies make their way down the east coast to Mexico for the winter, butterfly scientists want people in their flight path to report monarch sightings. Doing so can help ...

Red backed shrikes migrate using a fixed schedule, flying in stages with little variation, showing that genetics guide bird ...

While I spent the last two weeks stumbling around as an amateur demographer, the professionals at the State Demographic Center dropped a new report analyzing migration trends and patterns in Minnesota ...