It skulks in caves, and when prey or an enemy passes by, it leaps out and chomps them. The force of its attack sometimes chips its teeth.
It nests in horizontal holes warmed by geothermal heat. Foes who get too close can expect to be pounced on and bitten.
It nests in caves untouched by sunlight. Its sharp teeth may fall out when worn away or after an impact, but they regrow within a few days.