Wildlife

“These males were still alive and living around the females, they just apparently weren’t getting any of the matings, or the matings weren’t working,” says Robert C. Fleischer.

Future of Conservation

Safer Digs for Tortoises Put a Damper on Their Love Lives

A new genetic study surprised scientists who learned the males were not breeding

Meet the Ozark hellbender, an elusive creature that has become only more so as of late.

Future of Conservation

What the Heck Is a Hellbender—And How Can We Make More of Them?

Why the Saint Louis Zoo decided to invest in this slimy, surprisingly adorable amphibian

This celestial chart from 1687 is one of many illustrations from books, charts, and maps showing artists’ imaginings of polar bears.

How Polar Bears Became the Dragons of the North

Renaissance maps depicting the “white bears” say more about our own fears and fantasies than about the predators themselves

The new sea turtle tanks have one-way glass to minimize visitor impact on the animals.

American South

A State-of-the-Art Sea Turtle Hospital Welcomes Patients and Visitors in South Carolina

The South Carolina Aquarium invites tourists to visit their reptilian patients, watch surgeries and even conduct mock operations using VR

Future of Conservation

The Hidden Dangers of Road Salt

It clears our roads, but also spells danger for fish, moose—and sometimes humans

DNA barcoding, as the name suggests, was designed to make identifying a species as simple as scanning a supermarket barcode.

Future of Conservation

The Key to Protecting Life on Earth May Be Barcoding It

An easier way to read DNA is helping scientists tease apart species and ecosystems in nuanced ways

How Mastiffs Became the World’s Top Dogs

The large, furry dogs of Tibet took an evolutionary shortcut millenia ago

Thousands of clay caterpillars, like this one glued to a leaf in Hong Kong, were used to measure how often predators are eating insects around the world.

New Research

Sacrificing Fake Caterpillars in the Name of Science

Ersatz insects are helping ecologists figure out why bugs are more likely to become meals near the equator

A giraffe skin disease was first described in the mid-1990s in Uganda and evidence of the disease has been spotted in numerous other countries, including Namibia, Zimbabwe and Botswana.

Future of Conservation

How a Tiny Worm is Irritating the Most Majestic of Giraffes

They sound horrifying and look worse. A Smithsonian researcher is investigating the cause of these grotesque skin lesions

Ornithologist John Gould's illustrations of finches collected by Charles Darwin on the Galápagos Islands show the physical differences that the men relied on in dividing them into different species.

Future of Conservation

What Does It Mean to Be a Species? Genetics Is Changing the Answer

As DNA techniques let us see animals in finer and finer gradients, the old definition is falling apart

A little protection over here, please?

Future of Conservation

How America Can Help Save a Non-American Species: The Mighty Giraffe

Giraffes aren't native to the U.S. But listing them as an endangered species could offer them much-needed protection

Scimitar-horned oryx calf

Spring Brings a Wave of Baby Animals to the Zoo

Seven different endangered species born so far at the National Zoo and the Smithsonian Conservation Biology Institute

Today the desert tortoise faces a variety of new human-associated threats: off-road vehicle use, the illegal pet trade, and now, an influx of deadly ravens.

Future of Conservation

To Save Desert Tortoises, Make Conservation a Real-Life Video Game

Traditional techniques weren't working for the raven-ravaged reptile. So researchers got creative

A raccoon butterflyfish on a coral reef in Egypt's Red Sea. The vast majority of aquarium fish come from countries with known cyanide fishing problems.

Future of Conservation

Soon, You Could Be Able to Tell if Your Aquarium Fish Was Caught With Cyanide

A new handheld detector aims to root out this widespread, destructive practice

Any faithful recreation of elephant ivory must be hard, strong and tough—three qualities that are difficult to engineer in any one material.

Future of Conservation

Appalled by the Illegal Trade in Elephant Ivory, a Biologist Decided to Make His Own

Faking the stuff of elephant tusks could benefit wildlife conservation and engineering—yet many technical hurdles remain

Fruit bats are thought to be the natural host for the Ebola virus. Groups like USAID PREDICT regularly monitor such diseases in wildlife to prevent the jump from animal to humans.

The Next Pandemic

Can Saving Animals Prevent the Next Deadly Pandemic?

A global disease monitoring network is banking on the idea that healthier wildlife means healthier humans

Synchronous fireflies put on a show each spring in the Great Smoky Mountains. Photinus carolinus is the only firefly species in the U.S. that flashes in unison.

National Parks

If You Want to See Thousands of Fireflies Light Up at Once, Head to the Great Smoky Mountains

A firefly mating ritual turns into a synchronized light show

From the tiniest to the most massive of poos, physics predicts we should all spend the same amount of time on the john.

New Research

A Grand Unified Theory of Pooping

Why you and an elephant spend the same amount of time on the john

Scientists studying the bones of the Hawaiian petrel, which flies great distances over the north Pacific Ocean to feed, are collecting an invaluable long-term story dating from thousands of years ago.

Bones of the Hawaiian Petrel Open Up a Window Into the Birds' Changing Diet

Industrial fishing may play a role in the shift

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