Pages authored by P. David Polly:

1. Fossils / Dire Wolf
   An icon for fans of the Grateful Dead and adventure gamers, the Dire wolf has howled its way from the late Pleistocene to popular American culture.
2. Fossils / Saber-toothed Cats
   Saber-toothed cats, with their long, daggerlike canines protruding from the sides of their mouths, are one of the most iconic “Ice Age” mammals in North America. Many people think of the “saber-toothed tiger,” but many species of saber-toothed cats have lived during the past 40 million years.