Cockroaches have personalities, study finds

March 10, 2015 11:30 AM

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Researchers from the Université Libre de Bruxelles found that the much-maligned cockroach has its own personality and even displays different character traits. The discovery could explain why cockroaches are considered such great survivors and able to adapt to inhospitable surroundings.

Scientists studied the behavior of Periplaneta americana, or the American cockroach, when exposed to light. The tests were carried out over a period of three months, with 16 cockroaches for each trial released in a round arena beneath a bright light. In the middle of that arena were two round "shelt...

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