Photo Essay

The Tuna Herders

Climate change has forced these Galápagos sea lions to turn to a new food source. Since they can't outswim their prey, they use wits and teamwork instead.

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Using remote camera traps, photographer Heath Holden captured rare images like this one of wild Tasmanian devils (Sarcophilus harrisii) in their natural habitat. The animals’ bright red ears and eerie, raucous scuffles earned the scrappy marsupials their haunting common name.
All Eyes on the Devil

Some Tasmanian devils have taken a surprising turn in response to a devastating cancer, offering new hope for the endangered species' survival.

A female firefly squid (Watasenia scintillans) releases her fertilized eggs in a long, blue, gelatinous strand.
Flashes of Brilliance

In a display that rivals even the most dazzling of firework shows, millions of squid gather off the coast of Japan each spring to perform a sparkling spawning ritual.

Hatchling gharials from multiple females congregate near the dominant male—likely their father—on the territory where they hatched.
Basking on the Brink

An "unholy" river in India may be the last, best hope for one of the world's largest and most imperiled crocodilians.

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.

Scuba Flies

In California’s Mono Lake—whose alkaline waters are deadly to most insects—these diving flies don’t just survive; they thrive.

An arctic fox (Alopex lagopus) stands on its hind legs in a wildflower meadow in Hornstrandir, Iceland. Photograph by Orsolya Haarberg
Kingdom of Foxes

In Iceland's Hornstrandir Nature Reserve, arctic foxes are thriving—and offering hope that the species will be able to adapt to a changing climate.

A pygmy three-toed sloth paddles off Panama’s Isla Escudo de Veraguas.
Keeping Pygmy Sloths Afloat

They do almost everything else in slow motion, but Panama’s pygmy sloths are surprisingly proficient swimmers—and they find relative safety in the sea.

Malui—the higher-ranking of the two females in the family group—walks through a cloud of butterflies she has disturbed in a bai.
The Forest Between Us

Western lowland gorillas dwell deep in the forests of the Congo Basin, but their days may be numbered if we can’t bring them into the light.

This close-up shows why early settlers to New Zealand often called the birds “owl parrots.”
Kakapo Comeback

As New Zealand’s odd “owl parrot” plods toward recovery, its ultimate survival hinges on a nationwide effort to eradicate millions of invasive predators.