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Study Led by Defenders of Wildlife Scientist Shows Noise Pollution Impacts on Migratory Birds
“The major takeaway from this study is that anthropogenic noise affects many aspects of bird behavior, with some responses more directly tied to fitness,” said Natalie Madden, lead author of the new study.
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Defenders Receives Advocacy Organization of the Year Award
Defenders of Wildlife joined its partners in the Safe Passage coalition today to accept the Advocacy Organization of the Year Award at the 2026 Sweethearts
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Defenders Raises Alarm Over Administration’s Proposal to Amend Rule Protecting North Atlantic Right Whales From Deadly Vessel Strikes
Defenders of Wildlife is devastated to learn that a three-year-old female North Atlantic right whale was found dead off Virginia on February 10, 2026. This
Press Releases
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Mexican Gray Wolf Population Breaks 200 For the First Time
The wild population of Mexican gray wolves in the U.S. continues to grow. According to the 2022 annual count, the number has increased to a minimum of 241 animals, a 23 percent increase. This marks the seventh consecutive year of growth in the wild population.
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Defenders of Wildlife Applauds New Bill to RESCUE Endangered North Atlantic Right Whale
Rep. Raul Grijalva (D-AZ) today introduced the RESCUE Whales Act to repeal a section of the 2022 omnibus that may significantly delay new regulatory action under the Endangered Species Act and the Marine Mammal Protection Act that is desperately needed to ensure the survival and recovery of the North Atlantic right whale in the face of unsustainable lethal entanglements in the American lobster and Jonah crab fishery.
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Rare Ocelot Sighting Ahead of Festival Exemplifies Need for Awareness on Texas Roads
A couple visiting Laguna Atascosa National Wildlife Refuge (LANWR) shared their extraordinary sighting of a mother and kitten ocelot just two weeks ahead of Ocelot Conservation Day, March 5, at the Gladys Porter Zoo in Brownsville.
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Defenders of Wildlife Recommends Three Ways to Strengthen Proposed CO Wolf Restoration and Management Plan
At the final public hearing on the proposed Colorado Wolf Restoration and Management Plan, Defenders of Wildlife offered three key areas where the state’s management plan can be strengthened to ensure a self-sufficient wolf population and promote coexistence.
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California Spotted Owl Gets Endangered Species Act Protections After 23 Years
The U.S. Fish and Wildlife Service announced today that it will protect the California spotted owl under the Endangered Species Act.
jcovey@defenders.org
