Thomas J. Walker studied the songs of crickets and katydids

Mongabay
Apr 17, 2026, 8:38 am296 ptsTop
Late summer evenings in much of North America carry a particular kind of insistence. It comes not from anything visible, but from a steady, patterned sound: a rasp, a pulse, a sequence that seems at once mechanical and expressive. For generations it was treated as background, a seasonal accompaniment to heat…

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