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News Fall 2024

Watch the season’s story unfold.

Two monarch caterpillars on a green milkweed plant

August 28, 2024

Monarch Butterflies

Birds on the move, a late summer monarch peak?

Monarch butterflies roosting in a green tree during the daylight

September 11, 2024

Monarch Butterflies

Fall roosts pick up, northern egg sightings tail off

A monarch on a flower in the middle of a mountain overlook, with the Appalachian Mountains in the background

September 26, 2024

Monarch Butterflies

Monarchs crossing Lake Erie, still roosting in Great Plains states

Monarchs roost in an evergreen tree with a blurred evergreen in the foreground

October 10, 2024

Monarch Butterflies

Roosts ramp up in Texas, many volunteers reporting late sightings

Eight monarch butterflies on purple Georgia aster flowers

October 17, 2024

Monarch Butterflies

Mexico's oyamel forests await monarchs' arrival

Monarchs gather in a tree, with a bright blue sky and sparse clouds behind

October 23, 2024

Monarch Butterflies

Reports from California overwintering sites, roosting in Mexico

A misty, foggy day in the mountains of Mexico

November 6, 2024

Monarch Butterflies

Far fewer monarchs in California than last year's initial counts

Monarch butterflies on yellow flowers, with blurred, colorful yellow flowers in the background

November 13, 2024

Monarch Butterflies

Still waiting on more monarchs near overwintering sites

A tattered monarch butterfly flying from the bottom right corner of the screen against a blue sky

November 21, 2024

Monarch Butterflies

First large group reported at overwintering site in Mexico

Monarchs fill the skies at Sierra Chincua Sanctuary in Mexico

November 27, 2024

Monarch Butterflies

Late November provides first looks inside monarch sanctuaries

The sun rises behind a stand of trees at Pacific Grove Monarch Sanctuary

December 3, 2024

Monarch Butterflies

California monarch counts remain low

A monarch butterfly up close on a mango tree leaf

December 10, 2024

Monarch Butterflies

Monarch proposed for Endangered Species Act protection

Monarchs gather in clusters, photographed from below the canopy of oyamel fir trees

December 19, 2024

Monarch Butterflies

El Rosario's 'magnificent colony'

Monarch butterflies in oyamel fir trees

January 7, 2025

Monarch Butterflies

Updates from California and Mexico, plus Jimmy Carter's monarch connection

Previous Season – Spring 2024

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