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The Mexican gray wolf is the most genetically distinct lineage of wolves in the Western Hemisphere and one of the most endangered mammals in North America.
(Photo courtesy of Troy B. Thompson)
Press Release January 21, 2026

Earthjustice Strongly Opposed to Rep. Gosar Legislation to Delist Mexican Gray Wolf

Markup scheduled for Thursday on legislation to prematurely strip Endangered Species Act protections

document January 21, 2026

Mexican Gray Wolf: Sign-on Letter

The House Natural Resources Committee scheduled a markup on legislation to prematurely remove Endangered Species Act protections for the Mexican gray wolf – one of the most endangered mammals in the United States. Over 70 organizations sent a letter to the House of Representatives urging members to vote against the bill.

Māui dolphins photographed in New Zealand during a 2010 survey. (New Zealand Department of Conservation)
Press Release January 21, 2026

Groups File New Lawsuit to Prevent Extinction of Earth’s Rarest Marine Dolphins

Suit seeks U.S. ban on New Zealand seafood as fishing fleets harm rare Māui and Hector’s dolphins

A Gulf of Mexico Rice’s whale — one of the world’s rarest whales — observed in the western Gulf of Mexico in 2024. The species is the only large whale species that lives year-round in North American waters. (Paul Nagelkirk / NOAA Fisheries - NMFS ESA/MMPA Permit #21938)
From the Experts January 16, 2026

As a kid, he came face to face with one of the rarest whales in the world — he just didn’t know it yet

A photo of the whale caught a researcher’s eye, sparking a scientific odyssey spanning 56 years. Today, amid a push to expand fossil fuel drilling in the Gulf, Rice’s whales face extinction.

Caribou on the Coastal Plain of the Arctic National Wildlife Refuge in Alaska. (Florian Schulz / protectthearctic.org)
Press Release January 13, 2026

Groups Challenge Arctic Refuge Leases and Drilling Plan

Updated complaint restarts paused litigation to protect the 1.56 million-acre Coastal Plain of the Arctic National Wildlife Refuge from oil and gas leasing

In the News: The East Hampton Star January 8, 2026

LaLota a Critical ‘No’ on Wolf Protections

Ben Levitan, Attorney, Biodiversity Defense Program: “This attack is not just about the harm it would bring to wildlife and ecosystems; it’s also a threat from the Trump administration to violate the law and ignore the popular will in order to serve well-connected special interests.”

document January 5, 2026

Māui and Hector’s Dolphin: Complaint for Declaratory and Injunctive Relief

he critically endangered Māui dolphin continues to face an existential threat from bycatch in New Zealand’s North Island set net and trawl fisheries.

A bald eagle lands in the snow at the edge of the Chilkat River, near Haines, Alaska. In this area is the Alaska Chilkat Bald Eagle Preserve, where thousands of bald eagles gather to feast on the last runs of coho and chum salmon — a globally unique phenomenon. (Sergei Uryadnikov / Getty Images)
Press Release December 22, 2025

Hundreds of Thousands of Americans Oppose Trump Administration Effort to Roll Back Protections for Imperiled Species

Trump agencies proposed weakening Endangered Species Act rules

Polar bears near the Beaufort Sea on Alaska's North Slope. (Stephanie Powell / Getty Images)
Press Release December 19, 2025

Groups Issue Notice of Intent to Sue Federal Agencies Over Expected Harm to Polar Bears from Arctic Oil and Gas Development

Federal agencies failed to prevent harm to threatened polar bears when they opened the entire Coastal Plain of the Arctic National Wildlife Refuge to oil and gas leasing

Endangered beluga whale, photographed during a hexacopter photogrammetry study of the Cook Inlet population. (Paul Wade / NOAA Fisheries)
Press Release December 19, 2025

Trump Administration Reaffirms Cook Inlet Offshore Oil and Gas Lease Sale Based on Environmental Study Completed Without Public Input

Federal regulators are allowing the challenged lease sale to move forward without any additional measures to protect endangered beluga whales

document December 18, 2025

60-Day Notice of Intent to Sue Regarding Violations of the Endangered Species Act Related to Oil and Gas Leasing Program in the Coastal Plain of the Arctic National Wildlife Refuge

This letter serves as a 60-day notice on behalf of the three conservation groups of their intent to sue the Bureau of Land Management and Secretary of the Interior Doug Burgum for violating the Endangered Species Act by failing to ensure that the oil and gas leasing program approved by the Bureau in October 2025 is not likely to jeopardize the continued existence of polar bears or result in the destruction or adverse modification of their critical habitat.

As the gray wolf’s reintroduction has illustrated, healthy ecosystems are interconnected, holistic entities requiring rich biodiversity, including the presence of apex predators such as wolves.
(National Park Service Photo)
Press Release December 18, 2025

Earthjustice Responds to House Vote to Strip Gray Wolves of Endangered Species Act Protections

Legislation puts gray wolf recovery in jeopardy and defies science

A humpback whale breaches out of the water in Monterey Bay, California. (Chase Dekker Wild-Life Images / Getty Images)
Article December 17, 2025

5 Species Threatened if the California Coastline is Opened for Oil Drilling

The Trump administration wants to expand drilling across U.S. coastlines, endangering Pacific wildlife and communities.

A monarch butterfly on goldenrod in Schaumburg, Illinois. (Zara / 500px)
Press Release December 17, 2025

House Republicans Advance Bill to Gut Endangered Species Act

Bill would reduce critical protections for imperiled plants and animals

A snowy owl in the Western Arctic. Earthjustice has fought for decades on multiple fronts to protect this irreplaceable region. (Kiliii Yuyan for Earthjustice)
Update December 11, 2025

We’re Suing to Stop Arctic Oil Exploration

An exploratory project in the Western Arctic would harm wildlife, sensitive ecosystems, and Alaska Native communities.

Caribou in the Western Arctic around the Teshekpuk Lake area. (Kiliii Yuyan for Earthjustice)
Press Release December 11, 2025

Lawsuit Challenges Federal Approval of Harmful Oil Exploration in Alaska’s Western Arctic

Interior approved ConocoPhillips’ plan to explore for more oil near its Willow project without addressing the harm it will cause to wildlife and sensitive ecosystems

document December 11, 2025

Western Arctic Exploration Complaint for Declaratory and Injunctive Relief

Conservation groups and an Iñupiat-led grassroots organization seek to overturn the Trump administration’s approval of ConocoPhillips’ winter seismic and exploration drilling program in the Western Arctic.

A California spotted owl in the Plumas National Forest in Northern California. (Jamie Chambers / USDA Forest Service)
Article December 8, 2025

Saving Endangered Species Polls at 84%. So Why Does Trump Keep Doing the Opposite?

All the ways the Trump administration is targeting endangered species and their habitats for corporate profits — and how you can help.