The grizzly bear is so named because its hair is grizzled, or silver tipped, but the name is commonly believed to be derived from “grisly,” meaning “horrible.” DESCRIPTION: A subspecies of brown bear, ...

Plastic accumulating in our oceans and on our beaches has become a global crisis. Billions of pounds of plastic can be found in swirling convergences that make up about 40 percent of the world's ocean ...

PFAS, aka forever chemicals, are a large group of manmade chemicals called perfluoroalkyl and polyfluoroalkyl substances. Some of the most persistent manmade compounds on the planet, they’re commonly ...

The word jaguar comes from the South American Tupi and Guarani languages. A likely origin is the word yaguareté, meaning “true, fierce beast.” DESCRIPTION: The largest cat native to North America and ...

TUCSON, Ariz.— With the world’s human population poised to hit 7 billion on Oct. 31, the Center for Biological Diversity today released a list of the top 10 plants and animals in the United States ...

Can you think of a more destructive way to extract resources than blowing up a mountain? How about if the waste from doing it is dumped straight into mountain streams? Mountaintop removal is a radical ...

Walls built along the U.S.-Mexico border over the past several decades are a blight on the landscapes and cultures of the borderlands. Hundreds of miles of wall have been built across protected public ...

La migración multi-generacional de la mariposa monarca es legendaria - un viaje de más de 2,000 millas de México a Canadá, realizado por animales que pesan menos de un gramo. La monarca desempeña un ...

Research shows that our rapidly growing human population increases pressure on society and the environment, making it harder to address problems ranging from public health concerns to climate ...

Known for their 6-foot-long necks, distinctive patterning and long eyelashes, giraffes have always captured the human imagination. These amazing African animals have the highest blood pressure among ...

PORTLAND, Ore.— A study published today in the journal PeerJ shows the Endangered Species Act has saved roughly 99 percent of protected wildlife since its creation in 1973, demonstrating the law has ...

VICTORIA, Texas— Fishermen, community leaders and activists spoke out against Formosa Plastics’ pollution of Texas waterways today as a federal civil trial of the company began here. During a kayak ...