Harvester ants in Nebraska unearthed thousands of fossilized teeth and jaw bones, leading scientists to the discovery of 10 new species. By Annie Roth A small group of paleontologists recently ...

The toxicity of insects is measured by its LD50 value, or the lethal dosage required to 50% of a mouse. A Maricopa harvester ant comes in 0.12 milligrams per kilogram, meaning it takes 12 stings ...

This mouse, which is often grey or black, is significantly smaller than most rodents. The rodent is usually between 3.5 and 4.8 inches, while the house mouse is between 4.7-7.8 inches.

It was a contest Ken Early likened to a field mouse taking on a combine harvester, but in the end it proved a surprisingly even affair, ...