The Mt. Lyell shrew, a mouse-like mammal that lives in the central Sierra Nevada, has never been photographed in the 100 years since it was discovered. It took three industrious college students to ...

High up in the Sierra Nevada, the tiny Mount Lyell shrew has been shying away from cameras since it was first identified almost 100 years ago. Despite being a documented species, it was the only known ...

It's official: the only Australian shrew is no more. The latest edition of the International Union for the Conservation of Nature's Red List, the world's most comprehensive global inventory on ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Momentarily pausing ...

For more than 100 years, scientists have known about a shrew living in the mountains around Yosemite National Park. California designated it a "species of special concern," but nobody had seen it. For ...

The Christmas Island shrew was a small, short-legged creature with a pointed muzzle. Like other shrews, it resembled a mouse and weighed around 4-6 grams (under 0.2 oz). It was once abundant on ...

Credit: California Academy of Sciences/Cover Images The rare and elusive Mount Lyell shrew has been photographed for the first time in the 100 years since its discovery, thanks to a group of ...

For decades, scientists have relied on evidence that showed mice as the main source of Lyme disease in the Northeast. That may still be true in many places. But on Martha’s Vineyard, the top culprit ...