Skip to main content

Subscribe to Smithsonian magazine and get a FREE tote.

Biodiversity

The Florida threadleaf sundew is endemic to just two counties in the state’s Panhandle, where it relies on the sandy margins of sinkhole lakes.

The World’s Newest Carnivorous Plant Is a Red Sundew That ‘Death Hugs’ Its Insect Prey. Its Survival Depends on a Rare and Disappearing Florida Habitat

Confined to hidden sinkhole lakes in the Panhandle, the Florida threadleaf sundew is both a discovery and a warning bell for a vanishing ecosystem that’s long been ignored

Coral reefs support roughly a quarter of all marine species.

Most of the World’s Shallow-Water Coral Reefs Have Been Deemed Critically Endangered, Meaning They Could Collapse Within 50 Years

The first-ever global assessment of these vibrant underwater ecosystems paints a grim picture: Climate change projections put 96 percent of shallow-water reefs at the highest level of threat

Coyotes and people coexist in San Francisco, despite an effort to eradicate the canines a century ago. This image and its portfolio won the Photojournalist Story Award.

See the Stunning Winners of the Wildlife Photographer of the Year Contest, Capturing the Splendor and Drama of Nature

These 19 recognized images highlight the diversity across our planet and the value in appreciating and protecting the natural world

Elephant rumbles include frequencies that are below the range of human hearing.

African Elephants Often Produce Choruses of Low-Pitched Rumbles. Now, Scientists Are Using A.I. to Decode the Joint Vocalizations

New research suggests the animals’ overlapping calls serve as coordinated group messages and may contain additional information beyond what’s encoded in individual rumbles

A koala, Phascolarctos cinereus, with her babies at Australia Zoo Wildlife Hospital, 2011

This Amazing Archive of Animal Photography Reveals 18,000 Species and Counting. Here’s How Joel Sartore Built His ‘Photo Ark’

For 20 years, the National Geographic photographer has showcased Earth’s animals in a series of striking images that make even the tiniest creatures look immense

Known as Yowjab to Indigenous Australians, the inshore reef covers about 100,000 acres.

For Three Hours Every Day, Open Ocean Transforms Into Australia’s ‘Ghost’ Reef

An isolated wonder some 1,200 miles from the nearest city, Montgomery Reef disappears as quickly as it appears, mirroring the supposed vanishing of its original owners, a tribe of Indigenous giants

Researchers came up with the new count by studying insect biodiversity in a conservation area in Costa Rica.

Earth Might Be Home to 20 Million Insect Species—More Than Three Times as Many as Previously Thought, a Study Suggests

Recent estimates have come to the consensus that our planet hosts roughly six million species. But new research reveals that those counts may be drastically underestimated

By combining ecological data-gathering with philosophical contemplation, Leopold bridged the art and science of conservation.

America at 250: The Revolutionary Spark

In the Early 1900s, a Young Ecologist Shot a Wolf and Watched the Life Leave Its Eyes. That Changed His Position on Conservation

Aldo Leopold’s writing reconsidered the place of humans in the natural world and challenged people to be less conquerors of the land and more citizens of it

Western Australia’s Ningaloo coast

Scientists Detect an Elusive Giant Squid and Many Other Surprising Marine Animals Near Western Australia Thanks to DNA in the Water

Mucus, feces, skin and other shed tissue allowed researchers to investigate which creatures have been swimming in two deep-sea canyons without having to observe or catch them

Even common backyard birds like house finches are disappearing.

North American Bird Losses Are Accelerating. New Research Suggests Fertilizers and Pesticides May Be to Blame

Scientists found the severest changes in decline rates in places that include hallmarks of high-intensity agriculture

Researchers have collected more than 50,000 fossil specimens from a quarry in southern China.

A Fossil Trove in China Provides a Rare Window Into a Mass Extinction Event That Happened More Than 500 Million Years Ago

Paleontologists have identified thousands of animal species that lived soon after the Cambrian explosion ended

The manumea is the national bird of Samoa, but it's on the brink of extinction.

Elusive, Critically Endangered Bird—and One of the Closest Living Relatives of Dodos—Was Spotted for the First Time in Five Years

Conservationists are racing to save the manumea, a chicken-sized bird that lives only on two Samoan islands, from extinction

The researchers examined 3D reconstructions of hundreds of ant exoskeletons.

Some Ants Sacrifice Stronger Exoskeletons for Larger Colonies, Which May Help Them Take Over New Environments

Species with thinner protective barriers may need fewer resources and tend to have a greater ability to adapt to new habitats, a study suggests

Eastern hellbenders are known as "snot otters" because they're covered in a slimy, protective coating.

Scientists Are Releasing the Lovingly Nicknamed ‘Snot Otters’ Into Ohio Waterways in a Big Success for Conservation

Eastern hellbenders, the largest amphibians in North America, are in trouble, but conservationists are hard at work to help the wrinkled wonders survive

To capture snake strikes on video, scientists put medical gel on a stick and warmed it to mimic the body temperature of a mammal. Then, they waited for the snakes to attack.

Slow-Motion Videos Reveal What Really Happens When Snakes Bite

Different snakes put their own spin on striking their prey. Scientists captured the powerful attacks on camera

According to new research, the Chicago River has become significantly cleaner and healthier in recent decades. 

Fish Are Spawning in the Chicago River, Another Sign the Once-Contaminated Waterway Is Rebounding

A new study suggests at least 24 species of fish are reproducing in the urban river, adding to the evidence that it is getting cleaner and healthier

Due to conservation efforts, more than 240 kākāpō live on sanctuary islands, but the species remains critically endangered.

New Zealand’s Massive Green Parrots Have Narrowly Avoided Extinction. But Many of Their Parasites Did Not Survive

A study examining fossilized droppings reveals the kākāpō has faced a decline in the diversity of its parasites—and that might not be a good thing

A juvenile blacktip reef shark swims in shallow waters by the mangroves in Palau. This image was highly commended in the underwater category.

See 11 Stunning Images of Mangrove Forests and Their Wildlife, Showcasing the Trees’ Beauty and Fragility

The winners of the Mangrove Photography Awards shed light on the ecologically valuable but highly threatened coastal ecosystems

 The scientists found R. wellingtoni in two different color combinations, black-purple and red-black.

Scientists Just Found a Coral Species They Thought Had Gone Extinct, Marking the First Record of It in 24 Years

After the 1982-1983 El Niño warming event, the coral endemic to the Galápagos Islands experienced sharp population declines and was rarely observed during surveys

Researchers collect soil samples in Tierra del Fuego, Chile.

More Than 90 Percent of the World’s Fungal ‘Hotspots’ Are Not Protected, New Study Suggests

Mycorrhizal fungi play an essential role in climate regulation and ecosystem health, and researchers have used A.I. to predict the locations that host a high diversity of these underground organisms

Page 1 of 3