<human>:  Why did the Saber-toothed cat go extinct?
<bot>: The Saber-toothed cat went extinct because it was hunted to extinction by humans. The sabertooth cat was one of the largest cats to ever exist. It was about the size of a large dog, and had a long, saber-like canine tooth. It was a carnivore, but also ate fruit and vegetables. The sabertooth cat was also a social animal, living in groups of up to 20 animals.