Quantcast

Latest Leafhopper Stories

Rare Insect Mating Fossil
2013-11-07 13:25:00

Lee Rannals for redOrbit.com - Your Universe Online Researchers writing in the journal PLOS One say they have found the oldest fossil of insects caught in the act of mating. Scientists have very limited knowledge of mating position and genitalia orientation in ancient insects because fossil records are scarce. However, the latest discovery helps broaden the picture of how ancient bugs did it, adding more data to help scientists study the early stages of evolution. “Mating behaviors...

Tobacco Plants Advertise They Are Ready To Attack Leafhoppers
2012-05-23 10:25:32

Like blood-sucking insects, herbivores evaluate their host's readiness for defense Tobacco: actually pretty bad food for leafhoppers Empoasca sp. is not a typical pest of wild tobacco (Nicotiana attenuata). When this plant grows in its natural habitats in North America, however, it is attacked by tobacco hornworm larvae (Manduca sexta). This specialist insect is resistant to the toxic nicotine, which the plant produces as a defense against its enemies. When researchers from the Max...

Image 1 - Wasp Found In New York Shows Up In Southern California
2012-01-25 04:00:42

UC Riverside entomologist discovered Gonatocerus ater in Irvine; wasp arrived in the United States from Europe In August 2010, an entomologist at the University of California, Riverside discovered a tiny fairyfly wasp in upstate New York that had never been seen in the United States until then. Nearly exactly a year later, he discovered the wasp in Irvine, Calif., strongly suggesting that the wasp is well established in the country. Called Gonatocerus ater, the wasp is about 1...

93fbcf76ce7e5c24539809a4b0d4a5b71
2008-03-14 12:00:06

Biological control decimates glassy-winged sharpshooter populations in French Polynesian islands RIVERSIDE, Calif. "“ A research team led by Mark Hoddle, a biological control specialist at UC Riverside, has nearly eradicated the glassy-winged sharpshooter, a major agricultural pest, from the island of Tahiti and several other French Polynesian islands in the South Pacific Ocean. To achieve total pest suppression, the researchers used biological control, an inexpensive method that...


Word of the Day
malpais
  • The ragged surface of a lava-flow.
'Malpais' translates from Spanish as 'bad land.'