Ecosystem

Biologists for the Tulalip Tribe carry a beaver toward the site of its reintroduction along a stretch of river in northern Washington.

They Will Build It

In western Washington, the Tulalip Tribes bet big on beavers.

Latest in Ecosystem
Feeding Indian Mackerel - Rastrelliger kanagurta - Marsa Nakari, Egypt
Open Wide

Their prey may be tiny, but these Indian mackerel need both gaping mouths and an assist from their school-mates to successfully snag a meal.

king penguins (Aptenodytes patagonicus)
Facing the Day

Before embarking on an icy fishing expedition in the Southern Ocean, king penguins pause to soak up the morning’s first light.

The torpedo-like form of the Caribbean reef shark (Carcharhinus perezii) and the intricate matrix of waving sea fans are prime examples of how form follows function in an ecosystem shaped by thousands of years of evolution.
Farm to Reef

Cuba’s sustainable farming practices could provide a recipe for restoring struggling coral reefs around the world.

goliath frog (Conraua goliath).
Taking Down Goliath

The world’s largest frogs are also among the most coveted in the African bushmeat trade. Can grassroots efforts save the goliath frog from extinction?

Connecting—and Protecting—the Dots

A new approach aims to help nature persist even as a city creeps outward.

The Norwegian Young Sea Ice Cruise spent six months aboard the R/V Lance in 2015 to study the effects of global warming on the Arctic. Photograph by Nick Cobbing, National Geographic
On Thin Ice

While President Trump considers pulling the U.S. out of the Paris Agreement on climate, the Arctic is telling us what’s at stake for our planet.

Nahuel, a mature male jaguar, basks in his breeding enclosure.—Photo by Karina Lerdrup Spørring
The Mending

Argentina’s vast Iberá wetlands lost many of their largest species decades ago. Can an audacious rewilding plan rebuild a bygone world?

Juvenile salmon like these spend a critical portion of their young lives feeding and growing amongst the eelgrass of Flora Bank. Photo by Tavish Campbell
The Nursery

Unlocking the habitat secrets of one of the planet’s most important salmon fisheries—and the specter of industrial development that threatens its very existence

A Forest Hidden by Fog

Spellbound by an idea, a writer sets out to find the mythical cloud forest—and shines a bright light on an endangered ecosystem.