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Monarchs

The Monarch Butterfly Life Cycle Coloring Sheet
Florida May Play a Bigger Role in Monarch Butterfly Survival than Previously Thought
Wings 49(1): Spring 2026 (Positive Stories)
New Ultralight Radio Tags Are Tracking Monarch Butterflies in Santa Cruz
Revolutionary Tracking Study Follows Monarch Butterflies from Canada to Mexico
Supplying Pollinator-Safe Nursery Plants
Number of Monarchs Overwintering in Mexico Increases, Still Well Below Historic Norms
Letter to USFWS on ESA Listing for Monarch Butterflies
Pollinators Increasingly Disappearing from Pesticide Overuse and Lax Oversight
Monarch butterfly proposed for listing under the US Endangered Species Act
Eastern Monarch Butterfly Overwintering Area in Mexico Drops Precipitously
El conteo de la mariposa monarca occidenta registró 233,394 mariposas
Building Seed Supply of Early-Emerging Milkweeds and Late-Season Nectar Plants for Monarchs in California’s San Joaquin Valley
Western Monarch Overwintering Science Priority Themes
New Legislation Would Establish USDA Label for Pollinator-Safe Plants
Western Monarch Count Tallies Over 330,000 Butterflies
Harmful Pesticides Found in Milkweeds from Retail Nurseries
Monarch Numbers Up in Mexico, but Butterfly Still at Risk of Extinction
Western monarchs rebound to final tally of nearly 250,000 butterflies
Wings 44(2): Fall 2021 (New Directions)
Infrastructure bill is a win for bees and butterflies, including monarchs
The Xerces Society Provides Native Plants to Communities Protecting California’s Monarch Butterflies
Early Signs of Hope as Monarch Butterflies Return to California Overwintering Sites
Residents and Communities Step Up to Protect California’s Monarch Butterflies
Feds Plan Insecticide Sprays Across 2.6 Million Acres of Montana Grasslands, Threatening Pollinators and Organic Farms
Priority Action Zones in California for Recovering Western Monarchs
Feds Plan to Spray Insecticide on 30,000 Acres of Wildlife Habitat on Public Lands in Oregon to Increase Forage for Private Livestock
Western Monarch Butterfly Conservation Recommendations
Monarch Conservation
100 Plants to Feed the Monarch
Two New Bills Offer Hope for Declining Monarch Populations
Degradación Forestal en la Zona Núcleo de la Reserva de la Biosfera Mariposa Monarca 2019-2020
Superficie Forestal Ocupada por la Colonias de Mariposas Monarca en México Durante le Hiberación de 2020-2021
Less Monarch butterfly presence and increased degradation in its hibernation forests
Western Monarch Population Closer to Extinction; Still no Federal or State Protection in Sight
Much-Needed Federal Protection for America’s Beloved Monarch Butterfly Warranted, but Precluded
Monarch Butterfly Overwintering Site Management Plan for Pismo State Beach
Monarch Population in California Spiraling to Another Record Low
Conservation Actions for Electric Power Companies to Support Monarch Butterflies
Monarch Mask Craft
Number of Monarchs Overwintering in Mexico Falls by 50 Percent
Western Monarch Butterfly Population Still at Critical Level
Western Monarch Call to Action
Western Monarchs Are in Trouble: This Is How You Can Help
Monarch Nectar Plants: California
A Quick Guide to Monarch Habitat on Farms in California’s Central Valley
Smarter Pest Management: Protecting Pollinators at Home
Roadside Habitat for Monarchs: Monarch Butterflies, Weeds, and Herbicides.
Roadside Habitat for Monarchs: Milkweeds of ID, OR & WA
Roadside Habitat for Monarchs: Milkweeds of KS & MO
Roadside Habitat for Monarchs: Milkweeds of the Mid-Atlantic
Roadside Habitat for Monarchs: Milkweeds of MT & WY
Roadside Habitat for Monarchs: Milkweeds of AR, LA & MS
Roadside Habitat for Monarchs: Milkweeds of NE, ND & SD
Roadside Habitat for Monarchs: Milkweeds of AZ & NM
Roadside Habitat for Monarchs: Milkweeds of NV & UT
Roadside Habitat for Monarchs: Milkweeds of California
Roadside Habitat for Monarchs: Milkweeds of the Northeast
Roadside Habitat for Monarchs: Milkweeds of Colorado
Roadside Habitat for Monarchs: Milkweeds of OK & TX
Roadside Habitat for Monarchs: Milkweeds of Florida
Roadside Habitat for Monarchs: Milkweeds of the Southeast
Roadside Habitat for Monarchs: Milkweeds of the Great Lakes
Roadside Habitat for Monarchs: Milkweeds of IA & MN
Overwintering Monarchs in Santuario Piedra Herrada, Mexico
Native Milkweed Planting and Establishment in the Western United States
Monarch Butterflies in Western North America in Jeopardy
Western Monarch Management Windows: Timing Management in Monarch Breeding Habitat
The Xerces Society Partnerships for Monarchs
Statement Regarding the Negative Impacts of Captive Breeding and Release of Monarchs
The Legal Status of Monarchs in California
Monarch Butterfly Site Management Plan for Lighthouse Field State Beach
Growing and Selling Native Milkweed
Monarch Butterfly Nectar Plant Lists for Conservation Plantings
Managing for Monarchs in the West
State of the Monarch Butterfly Overwintering Sites in California
Conservation Status and Ecology of the Monarch Butterfly in the U.S.
Monarch Nectar Plants: Northern Plains
Monarch Nectar Plants: Great Lakes
Monarch Nectar Plants: Southwest
Monarch Nectar Plants: Southern Plains
Monarch Nectar Plants: Southeast
Monarch Nectar Plants: Rocky Mountains
Monarch Nectar Plants: Northeast
Monarch Nectar Plants: Midwest
Monarch Nectar Plants: Mid-Atlantic
Monarch Nectar Plants: Maritime Northwest
Monarch Nectar Plants: Inland Northwest
Monarch Nectar Plants: Great Basin
Monarch Nectar Plants: Florida
Recommended Plants: California Southern Coast Region
Recommended Plants: California Central Valley Region
Recommended Plants: California Central Coast Region
California 422A Hedgerow Planting, Pollinators
California 327A Conservation Cover, Pollinators
Florida Hedgerow Planting (422) for Pollinators
Florida Conservation Cover (327) for Pollinators
Protecting California’s Butterfly Groves
Milkweeds: A Conservation Practitioner's Guide
Native Thistles: A Conservation Practitioner's Guide
Roadside Best Management Practices that Benefit Pollinators
Pollinators in Natural Areas
A Guide to the Native Milkweeds of Washington
A Guide to the Native Milkweeds of Oregon
A Guide to Common Milkweeds of Nevada
Native Milkweeds: Pollinator Plants of the Desert Southwest
Native Milkweeds: Pollinator Plants of the Central United States
Making More Room
Making Room for Native Pollinators
Roadsides as Habitat for Pollinators: Frequently Asked Questions
Roadsides as Habitat for Pollinators: Are Milkweeds Really Weeds?
Monarchs & Milkweeds: Southeastern U.S.
Monarchs & Milkweeds: Northern Great Plains
Monarchs & Milkweeds: Eastern U.S.
Attracting Native Pollinators
Managing for Monarchs in the West
Wings 40(2): Fall 2017 (Urban Conservation)
New Guidelines for Protecting California’s Monarch Butterfly Groves
Gardening for Butterflies
Milkweeds and Monarchs in the Western U.S.
Scientist letter of support to protect the monarch butterfly as a Threatened species under the Endangered Species Act (ESA)
Letter of support for the legal petition seeking Endangered Species Act (ESA) protection for monarch butterflies
FAQs on the Monarch Butterfly Endangered Species Act Petition
Petition for Protection of the Monarch Butterfly Under the Endangered Species Act
Letter of support for a multi-agency monarch butterfly recovery initiative
Number of Monarch butterflies overwintering in California holds steady, but still well below the 1990s
Management Recommendations: Use of Native and Non Native Trees by Overwintering California Monarchs
Wings 36(2): Fall 2013 (Habitat)
A California Landowner's Guide to Managing Monarch Butterfly Overwintering Habitat
Wings 33(2): Fall 2010 (International Butterfly Conservation)
The Monarch Project's Conservation and Management Guidelines for Preserving the Monarch Butterfly Migration and Monarch Overwintering Habitat in California
Comments on Docket OPP-00678B (Comment on Implications of Revised Bt Corn Reassessment for Regulatory Decisions Affecting These Products, and on Potential Elements of Regulatory Options, August 28, 2001)