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.
Descubrimos que pueden atravesar huecos de 3 mm., la altura de 2 centavos apilados, y cuando lo hacen, pueden, de hecho, atravesar corriendo estos espacios limitados a alta velocidad, aunque nunca podamos verlo.