Texas Tried to Poison Its Wild Hogs — Hunters Stopped It. Now It's Back

Kazakhstan Saved an Ice Age Antelope — Now 4.7 Million Are Eating Its Farms

Fire Ants Are Being Decapitated Across the South: The 4 Killers

Japanese Knotweed vs Mortgages: Can a Tiny Bug Save Homes?

Kenya's Crow War: Outsmarting 1 Million Intelligent Invaders

The Argentine Moth That Saved Australia from 60M Acres of Cactus

Tigers Released in Kazakhstan After 70 Years: What Happened Next

The Invasive Crab Eating America’s $100M Shellfish Industry Alive

The Fungus That Beat the Banana Built to Stop It

The Vine Climbing Into America's Power Grid

America Cut Down 118,000 Trees to Stop This Beetle

America Released Beetles—Then an Endangered Bird Lost Cover

The Apple Snails Clogging Louisiana's Crawfish Farms

How a Russian Weed Started Burying American Towns

How Lake Erie Took Down an American City's Water

New York City Is Testing Birth Control for Rats — Can It Work?

Millions of Cannibal Crickets Invaded Nevada — Then Cars Started Crashing

Louisiana Killed 7 Million Giant Rats — It Wasn't Enough

One Snake Can Black Out an Entire Island

This Beautiful Bug Is Hitchhiking Into America's Vineyards

America Is Turning an Invasive Predator Into Dinner

Hoover Dam Is Fighting Mussels Inside Its Cooling Pipes

America Put a Radio Tracker on a Giant Hornet — It Led Them Home

Florida Dumped 2 Million Tires Into the Ocean — Then the Reef Fought Back

Australia Used Cane Toad Poison as Bait — Thousands Swam Into the Trap

This Starfish Was Eating the Great Barrier Reef — Then a Robot Found It

Galápagos Goats Kept Vanishing — Then Trackers Revealed the Judas Herd

Florida's Iguanas Are Digging Into Its Flood Defenses

Florida Removed 23,500 Pythons — Why It Still Can't Find the Rest

The Toxic Bloom That Shut Down Toledo's Drinking Water

Why Roads Keep Telling Beavers Where to Build Dams

Why Turtles Keep Stopping Planes at JFK Airport

Parrots Built Their Nests Into America's Power Grid

Hawaii Drops 500,000 Mosquitoes a Week — To Save Its Birds

America May Kill 450,000 Owls to Save Another Owl

America Planted This Grass — Now It’s Burning the Desert

Why America Keeps Rebuilding a Wall Under the Mississippi

How a Russian Weed Started Burying American Towns

Australia’s Record Harvest Created a Mouse Plague

America Is Building a $1.15 Billion Wall Against Fish

Jellyfish Shut Down Four Nuclear Reactors — And No One Saw Them Coming