A symphony of insect songs rang through the Jurassic rainforest, and scientists have now found the traces of this ancient soundscape.
Based on an analysis of fossilized katydid ancestors, the notes these insects played by strumming their wings can be reproduced, researchers report August 25 in the Proceedings of the National Academy of Sciences .
“Most fossils tell us about anatomy — shape, size, structure,” says Jun-Jie Gu, an evolutionary biologist at Sichuan Agricultural University in Chengdu, China. “But these fossils preserve something far more ephemeral: sound.”
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