Quick Take Despite their tendency to spread dangerous diseases, cockroaches keep themselves clean by grooming immediately ...

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A DNA sequencing study found that the German cockroach originated in East India and Bangladesh. German cockroaches, one of the most frequent urban pests, are not present in the wild. The researchers ...

The mystery of just how the notorious cockroach became one of the most widespread vermin has been solved by scientists. The origins of the German cockroach (Blattella germanica)—the one usually ...

For decades, scientists have been trying to figure out where cockroaches came from, the mystery being that they do not exist in nature. Today we know the answer; we created them in our own image and ...

A new study traces the German cockroach’s evolution throughout human history, from the Islamic empires to modern-day Europe. The German cockroach (above) likely evolved from the Asian cockroach.