Books Cristina Goettsch Mittermeier Books by Cristina Goettsch Mittermeier Cristina Goettsch Mittermeier has written books about: Nonfiction Science & Health Facebook Twitter Google+ Email NPR stories about Cristina Goettsch Mittermeier Illustration by NPR Krulwich Wonders... When You're Almost Extinct, Your Price Goes Up October 24, 2012 When a species gets rare, its market value rises. The higher its price, the more it's hunted. The more it's hunted, the rarer it gets. It's not a happy cycle — and leads to outrageous prices, like $50,000 cycads and $736,000 fish. Colors on the highly toxic bush hopper warn predators to stay away. Piotr Naskrecki hide caption toggle caption Piotr Naskrecki The Picture Show Time Travel And Photos Of Earth's 'Oldest' Animals February 9, 2012 What if a dinosaur was found in Africa? Would you consider it worthy of conservation? If so, why — and why not a horseshoe crab species that's even older? That's what photographer Piotr Naskrecki wants to know.