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Poison dart frogs are colorful and beautiful to see in a forest floor themed bio-active terrarium set-up. There are many colors and patterns available to herp hobbyists.
PBS Airdate: February 6, 2007 NARRATOR: 1939: A chemist at a midwestern paint company makes a startling discovery, one that could improve the health of millions of people. The company wants him to stick to making paint, but this man has always gone his own way. He was the grandson of Alabama slaves, yet he went on to become one of America's great scientists. HELEN PRINTY (Julian Laboratories Chemist) : He had to fight to overcome the odds of being a black man in America. JOHN KENLY SMITH (Historian) : The chemical world was a club, and outsiders were not really all that welcome. PETER WALTON ...