LONG ISLAND CITY, NY--Have you ever had to shout to call your family to the dinner table? Or watched an old movie where a cook would ring a bell to let the cowboys know it was dinner time? Turns out ...
Wasps literally drum up interest in food. They bang their abdomens against the walls of their nests, and it now seems this informs other wasps that food is available. It is the first time that wasps ...
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