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When Sagne, who was an entomologist before retiring to the woods, compares the group to an ant colony, everyone appears to accept at face value the superficial aptitude of her analogy.

For those of us who like to read crowds the way entomologists study insect behavior, the inauguration ceremony offered a bounty of decipherable body language and fashion choices.

“This is new,” said Rya Seltzer, an entomologist at Tel Aviv University and an author of the study.

Jeffery Tomberlin, an entomologist at Texas A&M University and director of the Center for Environmental Sustainability through Insect Farming, doesn't buy that.

A team of international scientists, including Virginia Tech entomologist Warren Booth, have solved the 250-year-old origin puzzle of the most prevalent indoor urban pest insect on the planet: the German cockroach.