http://dinosaurs.about.com/od/otherprehistoriclife/a/Saber-Tooth-Tiger-Facts.htm

http://animalstime.com/saber-tooth-tiger-facts-saber-tooth-tiger-habitat-diet/

http://www.enchantedlearning.com/subjects/mammals/smilodon/

http://www.myinterestingfacts.com/saber-tooth-tiger-facts/