Wildlife

An illustration of the ancient shark Edestus heinrichi preying on a fish. Many ancient sharks had different jaws than modern sharks.

These Prehistoric Sharks Had Jaws Shaped Like Circular Saws and Sawtoothed Scissors

CT scans and visualization tools are now allowing scientists to recreate the weird cartilaginous structures of ancient predators

A newly emerged cicada from Brood X suns itself.

14 Fun Facts About Cicadas

Amazing details about the buzzing insects set to storm the United States this spring

All modern dogs are descended from a wolf species that when extinct around 15,000 years ago. Grey wolves, pictured here fighting for food with now extinct dire wolves (red), are dogs’ closest living relative.

Smithsonian Voices

Meet the Scientist Studying How Dogs Evolved From Predator to Pet

Learn about how humans of the past helped build the bond between us and our favorite furry friends

The southern African orchid Disa forficaria attracts male longhorn beetles.

Extremely Rare Orchid Tricks Horny Beetles Into Carrying Its Pollen

The flower found in southern Africa releases a chemical so irresistible to longhorn beetles that they attempt to mate with it

Western lowland gorilla Baraka forages in the outdoor gorilla habitat at the Smithsonian's National Zoo. The silverback takes mealtime seriously, say his keepers.

Smithsonian Voices

How Do You Help a Gorilla With a Toothache?

When primate keepers at the Smithsonian's National Zoo noticed Baraka wasn't eating his meals, they wondered if this masked something more serious

Skipjack tuna at a fish market in the Philippines

How Will Commercial Fishing Pressure Affect Skipjack Tuna?

The world’s most abundant tuna is resilient, but can the fish outswim our demand?

Suffragist Rosalie Barrow Edge founded the world's first refuge for birds of prey.

Planet Positive

How Mrs. Edge Saved the Birds

Meet a forgotten hero of our natural world whose brave campaign to protect birds charted a new course for the environmental movement

Ocean creatures are noisier than scientists first thought.

Women Who Shaped History

Biologist Marie Fish Catalogued the Sounds of the Ocean for the World to Hear

Scientists once thought marine life kept quiet. Then the Navy tapped an aptly named researcher with an open mind

When suburbanites want to limit the number of deer in their area, it can be easier said than done.

How Can Suburbs Control Deer Populations? And More Questions From Our Readers

You've got questions. We've got experts

Leafhoppers are known for devastating crops like potatoes and grapes. But they can be a benign presence within a balanced jungle ecosystem.

Planet Positive

The Wild World of a New Nature Preserve in Ecuador

Scientists have already begun discovering new species in the hotbed of biodiversity

Newhaven Wildlife Sanctuary, where Aboriginal Warlpiri ranger Christine Ellis hunts feral cats to help protect native species

Australia's Cats Kill Two Billion Animals Annually. Here's How the Government Is Responding to the Crisis

A new report from the federal parliament recommends cat registration, nighttime curfews and spaying and neutering

Wildlife often reclaims areas deemed uninhabitable for humans, such as Nomans Land, Massachusetts, which was once a US Navy testing site.

This Uninhabited Island Off of Massachusetts Is Littered With Bombs

Whether wildlife refuge, research destination or restored traditional homeland, the fate of Nomans Land is up for debate

A young male in Lassen County, California, wears a collar that transmits his location. He was in a litter of four pups born in the area in 2019.

Planet Positive

The Wolf That Discovered California

Nearly a century after the last wolf was eradicated in the state, a lone female arrived and established a pack. Not everyone is cheering

Panamanian golden frogs—such as F1, seen here—are native to the rainforests and cloud forests of Panama but haven't been seen in the wild since 2009. Each creature's bright coloration warns predators of its deadly skin, which contains enough toxins to kill 1,200 mice.

Panama

A Small Band of Panamanian Golden Frogs Is Saving Their Species From Oblivion

Victims of a deadly fungus, the amphibians are now being selectively bred through a program at the Smithsonian's National Zoo

Foster mother, BD, feeds her adopted vampire bat pup in a captive bat colony at the Smithsonian Tropical Research Institute in Gamboa, Panama.

Smithsonian Voices

Baby Vampire Bat Adopted by Mom's Best Friend

The strong relationship formed between two female adult vampire bats may have motivated one of the bats to adopt the other’s baby

A female ruby-throated hummingbird sips nectar from a flower.

Smithsonian Voices

How Do You Weigh a Hummingbird?

Find out how animal keepers weigh Spot, the hummingbird, and get tips on attracting the tiny beauties to your backyard

A blowfly on lavender flowers. Flies are the unsung heroes of pollination. They visit flowers to stoke up on energy-rich nectar and protein-rich pollen and transport pollen from flower to flower in the process.

How Much Do Flies Help With Pollination?

The much-maligned insect could be the key to ensuring future supplies of many of the world’s favorite foods

A male green tree frog calls out to females.

This Frog's Lungs Work Like Noise-Cancelling Headphones

When the green tree frog inflates its lungs, its eardrums become less sensitive to the calls of other frog species

The first cheetah cub born at the Smithsonian Conservation Biology Institute celebrated his 10th birthday last year, marking a decade of the facility's successful cheetah breeding program.

Smithsonian Voices

Five Cheetah Stories From the National Zoo

Take a look back at some of the milestones the Smithsonian Conservation Biology Institute’s cheetah team has celebrated since the program began

An Ananteris balzani scorpion couple interlocked in their elaborate mating dance. The male (left) has lost the end of his tail, rendering him unable to defecate.

For Constipated Scorpions, Females Suffer Reproductively. Males, Not So Much.

After the arachnids drop their tails, poop backs up until it kills them, but before that it can affect pregnancy

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