They arrive at the southern most point of New Jersey by the millions. It is a feeding ground and resting place during their 2000 mile journey, from the northern U.S. to the forested mountains of central Mexico. There is still a great sense of mystery as to how the monarch is capable of making this incredible migratory journey.
Today we watched as the researchers captured data about these beautiful creatures including their sex, weight and wingspan. They were then tagged and released. Researchers will continue to tag thousands more this Autumn, and the studies will go on until the secret is discovered.