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An Old World Cockroach Species May Have Originated In North America
2014-01-06 08:41:55

[ Watch the Video: Cockroach Mystery - Old World Or New World? ] Gerard LeBlond for redOrbit.com - Your Universe Online Ectobius is the genus name for a cockroach that inhabits a large portion of northernmost Europe to southernmost Africa. Fossils of the Ectobius found in Europe, dating back 44 million years, had entomologists believing the species originated in the Old World. However, a recent discovery of four species of Ectobius in North America say otherwise. The...

Image 1 - Ancient Crickets Hint At The Origins Of Insect Hearing
2012-01-04 04:53:04

How did insects get their hearing? A new study of 50 million year-old cricket and katydid fossils – sporting some of the best preserved fossil insect ears described to date– help trace the evolution of the insect ear, says a new study by researchers working at the National Evolutionary Synthesis Center. Insects hear with help from unusual ears, said co-author Roy Plotnick of the University of Illinois at Chicago. Grasshoppers have ears on their abdomens. Lacewings have ears on...


Word of the Day
cacodemon
  • An evil spirit; a devil.
  • A nightmare.
  • In astrology, the twelfth house of a scheme or figure of the heavens: so called from its signifying dreadful things, such as secret enemies, great losses, imprisonment, etc.
'Cacodemon' comes from a Greek term meaning 'evil genius.'
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