Few animals evoke the wild like wolves. Majestic, intelligent and highly social, they’re crucial in driving evolution and balancing ecosystems. Some 2 million wolves once roamed freely throughout ...

Once among North America’s most widely distributed land mammals, gray wolves have also been among the most persecuted. State, local and private bounties and a federal extermination program nearly ...

ETYMOLOGY: The word caribou comes from French explorers of eastern North America who derived it from the Micmac Indian term xalibu , meaning the “one who paws.” This is a reference to the caribou's ...

Critical habitat is key to the survival of endangered species. In fact, a study by the Center found, plants and animals with federally protected critical habitat are more than twice as likely to be ...

The country has learned a lot since Rachel Carson's 1962 book Silent Spring alerted us to the hazards of poisonous chemicals. But pesticide use still poses major threats to imperiled wildlife and ...