<human>:  Why are there so many sabertooth tigers in the caverns?
<bot>: Sabertooth tigers are a type of carnivorous mammal that lived during the Pleistocene epoch. The sabertooth tiger was a large cat that lived in North America during the Pleistocene, which was the last period of the Ice Age. The sabertooth tiger is known for its massive canine teeth, which were used for both killing prey and fighting other sabertooth tigers. The sabertooth tiger is also known for being the largest cat that ever lived.