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Drones: Weighing Whales and Assessing Associations
Baleen whales, which include species such as blue and gray whales, are the largest animals on Earth. Their hefty body masses, in fact, are central to their success as an animal group. Because of
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Yellowstone: Restoring Wolves Revived Willows
Ever since the reintroduction of wolves to Yellowstone National Park in 1995, there has been controversy and debate about the benefits and ecosystem services that the predators have actually provided; whether it was a
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Listing, Mapping—and Changing—All Animals
Just exactly how many species are there in our big, diverse world? And where, precisely, do they live? While all of us have probably wondered about such things from time to time, scientists have
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What Makes People Want to Save the Planet? Facts or Stories?
Now five decades old, the modern American environmental movement began in the 1960s and was sanctioned as an official epoch in 1970 with the creation of Earth Day by Wisconsin Senator Gaylord Nelson. Since
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Wildfires Restore Yosemite and a Video View of the Park
During the drought conditions in the summer of 2021, wildfires raged throughout the western U.S. For example, as of September 12, 2021, the Dixie Fire is the second-largest wildfire in California history. It might
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Good News: Pikas Now Predicted to Persist
A relative of rabbits, tiny, cute and charismatic American pikas typically live in cool, mountain environments and find refuge from the hot sun under boulders and rocks. Because the animals are sensitive to high
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Better Together: Native Knowledge and Western Science
Throughout the United States, Native Americans own and/or manage nearly 95 million acres of deserts and forests, grasslands and mountains—much of it in still-intact habitats. That’s 10 million more acres than the National Park
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News on Kangaroos and an Australia Atlas of Nature
Kangaroos have become iconic poster children for Australia’s great outback. But although the kangaroo is a national emblem for the country, some locals also think of the marsupial as a nuisance. Kangaroos often frequent grasslands
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