11K views · 212 reactions | It’s World Turtle Day, so let’s shell out some facts!   All tortoises are turtles, but not all turtles are tortoises.  Just like human fingerprints, the pattern on a turtle’s shell is entirely unique to each individual. So, think you know our tortoises well? Guess the species based on their pattern! | Dallas Zoo | Facebook

Starting into the new year with some amazing facts about our new ski line Laser SX, AX and CX. Have you ever thought about how a turtle shell works? We did – and included this technology into our ski. Let’s learn about it in the video. #sosmart #turtleshell #howitworks #technology | Stöckli

How turtle shells evolved...twice