This is at model of an American scimitar-toothed cat at San Diego Natural History Museum's "Mammoths" exhibit from last summer. It was really cool and well done.

These cats were living in Texas between 1 million and 11,000 years ago. They are considered the most successful mammoth predators.

American Scimitar-Toothed Cat Model
San Diego Natural History Museum
San Diego, CA
July 16, 2013