The endangered smoky mouse was feared to be extinct after the 2019-2020 fire season in Australia. But researchers have spotted survivors in seven locations, offering hope for the species' persistence.

Australian Mouse Feared Extinct After Fires Found Alive

Camera traps spotted the endangered smoky mouse in seven different locations

Smithsonian researchers studied 67 forest plots in a section of the Blue Ridge Mountains. They found that hemlock woolly adelgid had decimated hemlock populations.

Decades of Tree Data Reveal Forests Under Attack

Smithsonian researchers with ForestGEO found that invasive species are linked to roughly one in four tree deaths in a section of the Blue Ridge Mountains

A rhesus monkey photographed in Florida in 2017.

How Do You Solve a Problem Like a Horde of Herpes-Infected Monkeys?

Feral rhesus macaques are invasive in Florida, but there are no easy solutions for managing them

European honeybees are used by commercial beekeepers worldwide to pollinate crops and produce honey.

New Research

These Bees Fight Varroa Mites With Help From Special Engineered Bacteria

Honeybees with engineered microbiomes were more likely to survive both mites and the viruses they carry

Researchers monitored the decay of feral pig carcasses to understand what happens to ecosystems where many animals have died at once

To Study Mass Die-Offs, Scientists Dumped 15 Tons of Feral Pig Carcasses Into a Field

The rotting, putrefying bodies flooded with insects, attracted scavengers and devastated local plants and microbes

A rancher tends to several small feral hogs in a pen in Texas. But in the wild, these hogs are considered invasive—and they're headed north.

Feral Pigs Are Invasive, Voracious and Resilient. They’re Also Spreading

The destructive swine are expanding their range in the United States and appear to be encroaching from Canada

Popular lore posits that Jimi Hendrix, or perhaps the crew of classic Hollywood film The African Queen, released the invasive species in the U.K., but a new study suggests otherwise.

Contrary to Popular Legend, Jimi Hendrix Did Not Introduce an Invasive Parakeet to the U.K.

A new study debunks several colorful theories about how ring-necked parakeets became the most abundant naturalized parrot across the pond

A northern snakehead caught in the Potomac River in 2004.

An Invasive Fish That Can Breathe and Move on Land Has Been Found in Georgia

Officials have issued blunt instructions to anyone who spots a northern snakehead: ‘Kill it immediately’

Ian Bartoszek and Katie King recapture the 50-pound sentinel snake Johnny, who has led his minders to 18 adult Burmese pythons for removal.

The Snakes That Ate Florida

Bounty hunters and biologists wade deep into the Everglades to wrestle with the invasion of giant pythons threatening the state’s wetlands

A 14-inch goldfish caught downstream of a wastewater treatment plant in the Black Rock Canal of New York’s Niagara River

Giant Goldfish Shows Why You Should Never Flush Fish Down the Toilet

Invasive goldfish threaten the livelihood of native species, growing unchecked by predators and monopolizing habitats’ limited resources

Cool Finds

A 10-Mile-Wide Ladybug Swarm Buzzed Over San Diego

At first, meteorologists thought the shadow on the radar was a storm. But this cloud didn’t bring rain

A starfish floating on the coral reef, Dominican Republic.

One Million Species at Risk of Extinction, Threatening Human Communities Around the World, U.N. Report Warns

A global assessment compiled by hundreds of scientists found that humans are inflicting staggering damage on the world’s biodiversity

The sizable specimen was carrying 73 developing eggs at the time of her capture

Cool Finds

Record-Breaking 17-Foot-Long Burmese Python Found in Florida

The 140-pound snake is the largest ever captured in the Florida Everglades’ Big Cypress National Preserve

Trending Today

Thousands of Invasive Cane Toads Overtake Florida Community

A mild winter and rain has led to a spring explosion of the amphibians, which are clogging pool filters, lawns and driveways

The North American fox squirrel is one of eight species deemed very high-risk threats

These 66 Species Are Potential Biodiversity Threats to European Ecosystems

Northern snakehead, green seaweed, striped eel catfish and fox squirrel are amongst the most high-risk species

An Iguana Species Last Documented by Charles Darwin Has Been Reintroduced to a Galápagos Island

The Galápagos land iguana on Santiago Island was decimated by invasive animals like cats, dogs and pigs

A cane toad (Rhinella marina) at Fogg Dam Conservation Reserve, Northern Territory, Australia.

See Ten Lusty Cane Toads Latch Onto a Powerless Python

The toads, which are invasive in Australia, have been known to try and mate with everything from human hands to rotting mangoes

To prevent animal species from going extinct, some ecologists suggest introducing them to urban environments to live alongside humans.

To Save Endangered Species, Should We Bring Them Into Our Cities?

Some ecologists believe our best chance to preserve biodiversity is to introduce non-native species to cities—but others warn of unintended consequences

Trending Today

Why Washington Mountain Goats Are Being Flown From One National Park to Another

Olympic National Park’s mountain goats are moving to saltier pastures

Spix's macaw.

New Research

In the Last Decade, Four Birds Went Extinct and Four More Are Likely Gone

Habitat loss is the main culprit in killing off the birds, including Spix’s macaw, the star of the popular 2011 film Rio

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