We discovered that they can go through three-millimeter gaps, the height of two pennies, two stacked pennies, and when they do this, they can actually run through those confined spaces at high speeds, although you never see it.
Descobrimos que podem atravessar ranhuras de 3 milímetros, com a altura de duas moedas empilhadas, e quando o fazem, podem correr através  destes espaços reduzidos a altas velocidades, embora nunca se vejam.