At the end of 2013, snowy owls started invading the United States in a way scientists had never seen. The influx came due to a huge uptick in lemmings, an owl delicacy, and provided scientists the chance to track and record swaths of new data on the animal.
NPR’s Adam Cole has studied one snowy owl, known as Baltimore, and followed the route the bird took when it migrated back north.
Watch NPR's Video Tracking "Baltimore," A Snowy Owl
This segment aired on May 30, 2016.