How the turtle got its shell, a not-so 'Just So' story
• http://www.washingtonpost.com, By Sarah KaplanLong, long ago, in a time so far in the past it preceded the dinosaurs and the continents, lived a tiny creature named "grandfather turtle." It had many of the qualities of the turtles we know and love today: a boxy body, plodding legs, a long ne
