The asteroid collision that killed off the dinosaurs 65.5 million years ago also nearly wiped out snakes and lizards - including a newly-identified species of lizard named for President Obama.
As many as 83 percent of all snake and lizard species died off, says the Yale team, far more than previously realized. The bigger the creature, the more likely it was to become extinct - indeed, no species larger than one pound survived.
Source: TG Daily. Read full article. (link)