prehistoric saber-toothed tiger in pleistocene, eocene and tertiary periods

sabertoothed tiger cat smilodon fatalis family felidae feline extinct fangs carnivore predator hunter hunting prehistoric primitive primeval mammal beast sabershaped canine creature organism vertebrate savage north america pleistocene eocene tertiary age era period epoch genus species wild wildlife mountain hills plants grass fern landscape growling rendering saber-toothed saber-tooth carnivorous lived periods