"It's instantaneous. You shoot the radar into the ground. The bone bounces it back... ...and bingo!"

Jerry was a volunteer at one of Alan Grant's digs in Snakewater, Montana.


  • His role in the film is replaced by that of Billy. He also doesn't get Billy's line of "This new program's incredible! A few more years and you won't have to dig anymore!" which is given to another volunteer at the site.
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