Biological pest control

Emerald ash borer tunnels scar an infested ash tree near the Merrimack River in New Hampshire. The invasive borers have killed millions of ash trees in North America over the last decade. Now researchers are releasing a small parasitic wasp in a last ditc

The invasive emerald ash borer has killed millions of trees, but researchers hope a wasp can save some of the survivors

Ash trees across North America have been falling by the million to an invasive beetle from China, the emerald ash borer. Now scientists in New Hampshire and elsewhere are introducing another bug from China in a last-ditch effort to save some ash trees.

The invasive emerald ash borer has killed millions of trees, but researchers hope a wasp can save some of the survivors
A vial full of Tamarixia radiata wasps, the size of a grain of sea salt. They are stored inside incubators before they are released to feast on their natural prey, the Asian citrus psyllid.

How do you control an Asian bug that's killing American citrus? Import its tiny natural predator

How do you control an Asian bug that's killing American citrus? Import its tiny natural predator

Brazil taking tentative steps to protect marine biodiversity

Brazil taking tentative steps to protect marine biodiversity

BirdNote ® - Shorebirds on the Wing

BirdNote ® - Shorebirds on the Wing

Bird Lovers Build Bird Database

Bird Lovers Build Bird Database
The World

Birds in Freefall

A major new report finds our feathered friends in trouble, but also finds a few success stories taking wing.

Birds in Freefall

It's a Predator-Eat-Prey World

The nursery-web spiders of northeastern Connecticut offer surprising insights into how the cougars are saving the aspen buds in Zion Canyon.

It's a Predator-Eat-Prey World
The World

Emerging Science Note/Social Birds

Researchers find some birds have high concentrations of a neural hormone which may be the reason why they flock together.

Emerging Science Note/Social Birds
The World

Emerging Science Note/Bug Spray for the Birds

One scientist sniffs out a smelly insect repellant naturally given off by birds.

Emerging Science Note/Bug Spray for the Birds
The World

Emerging Science Note/It's for the Birds

Emerging Science Note/It's for the Birds
The World

It's a Wild World

It's a Wild World
The World

Public Enemy #1

Public Enemy #1
The World

Miniature Monsters

Miniature Monsters
The World

Public Enemy #1

Public Enemy #1
The World

Animal Update

Animal Update