Against Ben Stein's wishes, lizards rapidly evolve after introduction to island

Marilyn Terrell says: "Lizards evolve 'overnight' on Croatian island.

evolve-lizard.jpg Italian wall lizards introduced to a tiny island off the coast of Croatia are evolving in ways that would normally take millions of years to play out, new research shows.

In just a few decades the 5-inch-long (13-centimeter-long) lizards have developed a completely new gut structure, larger heads, and a harder bite, researchers say.