At the Nachusa Grasslands, there are more than 4,000 acres of restored tallgrass prairie — and one herd of bison.

Since 2001, American Prairie — formerly known as American ... a bison expert who worked to return the animal to Grasslands National Park in Saskatchewan for Parks Canada. Because bison can ...

Sea of Grass,” written by Dave Hage and former Star Tribune environmental reporter Josephine Marcotty, is due in bookstores ...

where there is a large diversity of animals present, temperate grasslands are generally dominated by just a few species of herbivores such as bison, rabbits, deer, antelope, gophers, prairie dogs ...

“Our birds on the prairie are the ... because the animals imitate the grazing habits of bison that used to roam the region in the millions. Healthy grasslands need regular grazing and hoofs ...

Many other animals are already gone ... It would include what's left of the state's native prairies, connected by ribbons of less bio-diverse grasslands and working pastures.

Prairie dogs: Keystone species of the grasslands The depletion of grasslands ... are often called "towns" because they support many animals in addition to their own species. Their vast underground ...

"We found that prairie dogs play a critical role ... The researchers say that, while plants and animals in Great Plains grasslands historically have been subject to variations in precipitation ...

so do its birds and animals, such as pronghorn, which need ample open space to evade predators. Thankfully for those fauna, prairie dogs are “grassland engineers” who prevent the larger plants ...

In order to build a new road, airport officials planned to bulldoze part of a small native grassland, known as Bell Bowl Prairie ... To conserve plants and animals and avoid extinction, they ...

The prairie chicken doesn’t have the historical prominence connecting it to the Plains that buffalo and pronghorn enjoy. It’s a less-visible animal that relies on the dwindling grasslands.