Tag: vegetation

Conservation and management of populations of large herbivores like caribou and muskoxen on the Arctic tundra could help maintain rare plant species under climate change. Although it sounds strange, most...

From birds to large mammals, many species are responsible for spreading seeds through their droppings, allowing plants to grow along wildlife routes. But as biodiversity declines and species’ ranges constrict,...

For Dall’s sheep, environmental factors in the alpine regions they occupy play critical roles in their survival. In some regions, like the western Brooks Range in Alaska, major declines in...

Bison have made an incredible comeback in Yellowstone National Park, from only 22 in 1901 to more than 4,000 today. But in the Lamar Valley, in the park’s northeastern corner,...

In Michigan, small localized populations of wild pigs are disturbing native forest vegetation — altering rare plant communities and soil chemistry — at least in the short term, researchers found....

By peeking at poop, researchers at Isle Royale National Park wanted to get a sense not only at what moose on the island were eating but how it may affect...

Since the 1970s, the midcontinental population of Arctic snow geese (Chen caerulescen) has been increasing, now exceeding 15 million individuals. At the same time Arctic shorebird numbers are declining. Researchers...

Lakes and other water bodies in a northeastern Alberta delta are drying up, causing trouble for muskrats (Ondatra zibethicus), according to recent research using satellite imagery. Muskrats in Canada use...

When most people think of NASA, they think of its space sciences wing. But researchers recently used satellite imagery as part of NASA’s earth sciences division to learn about the...

While biologists have often studied individual elk (Cervus canadensis) herds, a team of researchers recently wanted to get a bigger picture of elk throughout the West. “This bigger study allowed...