Freshwater

Venomous Weaponry

Nature’s arsenal contains thousands of venomous creatures and a diverse array of armaments that are as brilliant, varied, and surprising as the creatures that wield them.

Latest in Freshwater
The War for Science

It’s more than a skirmish over funding, censorship, and “alternative facts.” It’s a battle for basic decency, the people we love, and the future of our planet.

Barton Springs Salamander (Eurycea sosorum)
A Fragile Balance

An endangered Texas salamander hangs on thanks to a grab bag of protective laws. But will rampant development and a Trump administration spell its doom?

In Search of Suckers

An endangered fish makes a comeback in the Grand Canyon’s depths—but will the razorback sucker stick around?

The Species We Have Yet to Meet

What we don't know may be just as important to setting conservation priorities as what we do know.

American Leadership for a Sustainable Future

How the next president responds to the world's environmental challenges will determine the fate of our world for centuries to come.

The Shortfalls of Biodiversity

Meaningfully assessing the health and value of ecosystems requires far more than simply counting up all the species that live there.

On a bed of the latest headlines, Ruj, a research assistant on fthe Fishing Cat Research and Conservation Project, affixes a radio collar to a young male fishing cat. If the collar stays on, the cat will reveal invaluable data on the movement of a species that has rarely been recorded.
Fishing Cat’s Cradle

Under the watchful eye of a local conservation biologist, the world’s only wetland cat eeks out a strange existence in some of Southeast Asia’s most heavily fragmented habitats.

No Lost Cause

We see so many troubling stories about the environment that the occasional bit of good news usually comes as a surprise. But there’s more to be hopeful about than many people realize.

The Devourer

A new and deadly fungus could wreak havoc on America’s salamanders if—or when—it arrives on U.S. shores.