Chesterfield County's Cosby High School introduces oysters into classroom
February 9, 2017
By Sarah Vogelsong, The Progress-Index
CHESTERFIELD - Even good vibrations can cause an oyster to clam up.
As students move around Anthony Palombella's biology classroom at Cosby High School in Midlothian, carrying out experiments and talking scientific shop, the nine oysters that inhabit a simple rectangular tank on the room's edge sense their presence through sound waves and go still.
It's only when the vibrations diminish that the creatures feel secure enough to open the protective lips of their shell to feed and, in so doing, filter the surrounding water.
This scientific observation - one that reveals much about the role and behavior of this prized bivalve within Virginia's rivers and coastal waters - is just one of many that Palombella's students have made this year as part of Chesterfield County Public Schools' collaboration with the Virginia Oyster Shell Recycling Program.
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