The heat of July has not yet brought forth the nightly
symphony of crickets. Last night,
although I had my windows flung wide open, I did not hear a single cricket
chirping. I heard only the pines scouring
through the passing wind and the occasional reports of distant thunder before sleep
dragged me down into the warm and syrupy black of near-nothingness.
The rate of chirping performed by crickets is
directly related to temperature—as is the speed at which an ant walks. Higher temperatures will incite a more
frenzied song from crickets.
Entomologists have gone so far as to develop a formula that can be used
to determine the outside temperature based on the rate of chirping performed by
crickets. This formula, which is far too
sciency (my own word) to readily recall, involves counting the chirps for
something like 14 seconds and adding 40 to that.
Interesting, but the chirping is really all about
sex.
Only the male crickets chirp. This chirping, contrary to the popular myth
that it is made by the insects rubbing together their legs, is produced when
the boys in the band violin together the inside edges of their wings. All chirping has some form of sexual content. And, as with all species, the girls are
really attracted to the boys in the band.
The loud symphony we normally hear is associated with attracting females
and warning off other males.
Sex all through the hot nights!
Last night I and the crickets settled ourselves into
a silent and sexless night, colored only by the occasional splash of lightning against
the far side of the mountains.
Maybe August or September.
--Mitchell
Hegman
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