Though we know them to be dirty insects, cockroaches are actually incredible self-groomers. In fact, their grooming behavior ...

Add Yahoo as a preferred source to see more of our stories on Google. Artist's rendering of the Chicxulub asteroid entering Earth's atmosphere 66 million years ago, triggering events that caused a ...

When conditions get too dry, Madagascar hissing cockroaches like to "cuddle". Under certain conditions, the large insects gather in groups, with many participants in physical contact with one another.