Monarch Butterflies
Sanctuaries in Mexico open Nov. 20; Early results from California
Nov 10, 2026
Nov 10, 2026
Monarch Butterflies
The first monarchs begin to arrive in overwintering region
Nov 01, 2026
Nov 01, 2026
Monarch Butterflies
Overwintering area prepares for monarchs' arrival
Oct 26, 2026
Oct 26, 2026
Monarch Butterflies
More than 9,000 people participate in 2026 Monarch Blitz
Oct 13, 2026
Oct 13, 2026
Monarch Butterflies
Monarchs cross into Mexico as migration continues
Oct 11, 2026
Oct 11, 2026
Hummingbirds
Other Migratory Species
It's World Migratory Bird Day!
Oct 10, 2026
Oct 10, 2026
Monarch Butterflies
First monarch roosts reported in Texas, Oklahoma, and Colorado
Sep 24, 2026
Sep 24, 2026
Monarch Butterflies
Roost reports pick up throughout the Great Lakes region
Sep 10, 2026
Sep 10, 2026
Monarch Butterflies
First roost reports signal that monarch migration has begun
Aug 18, 2026
Aug 18, 2026
Monarch Butterflies
Taking a look at some of your Blitz reports; Blitz continues through Sunday
Aug 06, 2026
Aug 06, 2026
Monarch Butterflies
Monarch Blitz begins Friday, July 31
Jul 28, 2026
Jul 28, 2026
Monarch Butterflies
MLMP reports suggest recent uptick in monarch breeding
Jul 13, 2026
Jul 13, 2026
