A monarch butterfly sits on a plant shortly after being tagged and released in Navarre, Florida this fall. A new contest seeks a better way to track the butterflies on their annual migration.
A monarch butterfly sits on a plant shortly after being tagged and released in Navarre, Florida this fall. A new contest seeks a better way to track the butterflies on their annual migration. Devon Ravine Associated Press file, 2017
A monarch butterfly sits on a plant shortly after being tagged and released in Navarre, Florida this fall. A new contest seeks a better way to track the butterflies on their annual migration. Devon Ravine Associated Press file, 2017

The prize: $50,000. The challenge: Decode mysteries of monarch butterfly migration

November 14, 2017 08:00 AM