Surgeon aims to diagnose deformities of extinct saber-toothed cats
![La Brea Tar Pits](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2017/10/102817_notebook_scilive_main.jpg?fit=860%2C460&ssl=1)
STICKY SITUATION At the La Brea Tar Pits in today’s Los Angeles, mastodons, dire wolves, saber-toothed cats and thousands of other creatures — prey and predators — were trapped and later excavated.
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