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

These biomes are characterized by the plants that grow there, but they also attract a unique array of animals into their realm. Savannas and Grasslands: What's the difference? Both are dominated ...

These habitats are identified by the vegetation and animals that populate them. The regional climate determines each biome's location. Grassland biomes have cold winters and warm summers ...

In Spain, a special species of cow has been reintroduced to the wild to help prevent wildfires. A cow firefighter? Now I've ...