Our planet now faces a global extinction crisis never witnessed by humankind. Scientists predict that more than 1 million species are on track for extinction in the coming decades. But there’s still ...

Plastic bags start out as fossil fuels and end up as deadly waste in landfills and the ocean. Birds often mistake shredded plastic bags for food, filling their stomachs with toxic debris. For hungry ...

What are amphibians and reptiles? Amphibians are frogs, toads, newts and salamanders. Most amphibians have complex life cycles with time on land and in the water. Their skin must stay moist to absorb ...

For every county in the United States, the map below shows information on all the animals and plants protected under the U.S. Endangered Species Act as threatened or endangered. To see the number of ...

When a Chiricahua leopard frog wants attention, it snores — at least, its distinctive call sounds like a snore. But the sound of snoring around desert streams, springs and even stock tanks is a lot ...

Fast fashion is an enormous, rapidly growing industry, with the number of new garments made per year nearly doubling over the past 20 years and global consumption of fashion increasing by 400%. Waste ...

The United States has an amazing and diverse array of native bees. Across the country live about 4,000 native bee species — most of which are solitary and nest in the ground — coming in nearly every ...

The resilient mountain lion goes by many names: puma, cougar, panther, catamount and even “ghost cat.” Over the past century in California, it has survived habitat loss and government-sponsored ...

For arroyo toads, sand is de rigueur. Whether in a seasonal creek or during extended dry seasons, these toads endure harsh conditions by burrowing into sandy streamsides and sealing themselves within ...

The tiny delta smelt is one of the best indicators of environmental conditions in the San Francisco Bay-Delta, an ecologically important estuary that is a major hub for California's water system — and ...

The Miami tiger beetle — a diminutive, iridescent native of Florida — was first discovered and described in the 1930s. But after its discovery, it wasn't seen again for six decades, when it was found ...

DESCRIPTION: Roughly five feet in length, Mexican gray wolves generally weigh between 50 and 80 pounds. Their coats are buff, gray, and rust colored, often with distinguishing facial patterns. They ...