Photo: "Zombie" Roaches Lose Free Will Due to Wasp Venom



With a single jab into the brain, a jewel wasp can turn a cockroach into the living dead.

The wasp's venom inhibits a particular substance in the cockroach's brain that controls free will and movement, scientists have found—making the "zombie" bug a perfect first meal for the wasp's young.

Photograph courtesy Ram Gal


NEWS FEEDS    After installing a news reader, click on this icon to download National Geographic News's XML/RSS feed. After installing a news reader, click on this icon to download National Geographic News's XML/RSS feed.

Get our news delivered directly to your desktop—free.
How to Use XML or RSS

ADVERTISEMENT

NATIONAL GEOGRAPHIC'S PHOTO OF THE DAY

50 Drives of a Lifetime

Listen to your favorite National Geographic news daily, anytime, anywhere from your mobile phone. No wires or syncing. Download Stitcher free today.