The thunder of hooves once shook the vast North American plains as millions of bison roamed free, sculpting the landscape in ...

Ornithologist Bruce Beehler tracks down what he calls the “Magnificent Seven,” a charismatic group of migratory birds, in his ...

Fifty thousand years ago, North America was home to towering giants. Mammoths roamed the tundra, saber-toothed cats hunted in ...

Trump administration-led funding cuts and expansion of oil and gas drilling will impact conservation. Boulder Weekly ...

These charismatic, rabbit-size rodents live on North America's prairies and open grasslands in only a fraction ... listening posts near exits, so animals can safely keep tabs on the movements ...

By the last Ice Age, large single-toed animals, who fed on grasses (similar to the ... reintroducing them into the deserts and grasslands of western North America. Some Native peoples quickly became ...

Once the most abundant and widespread frog species in North America, leopard frogs were ... but will often venture into well-covered grasslands as well, earning them their other common name ...

In North America ... are one of three grassland birds that have been confirmed in a 50-acre closed part of Fairfax County’s I-95/Lorton landfill. The other two species are eastern meadowlarks ...

The prairies host more than 80 species ... types of grassland grasses include a much taller type called big bluestem, which grows with very deep roots in the wetter parts of North America.