March
Migration Begins: Spring migration begins in March, and an announcement comes from Mexico that the monarchs are on their way. After living off their fat reserves all winter, tens of millions of monarch butterflies head northward. With just a few weeks to live, they race to produce the next generation.
- Watch for weekly updates every Thursday starting February 8, 2018.
- Join citizen scientists across North America to track spring migration.
Pato Moreno