3D-printed tortoise shells could help save this threatened species

Biologists are using 3D-printed, fake tortoises to learn more about raven attacks and discourage the predators from feasting on desert tortoises. If you happen to be wandering the Mojave Desert and come across a desert tortoise, don’t poke around the critter too closely—you could end up covered with a surprise spray of artificial grape fluid. That’d be because that tortoise is a 3D-printed imposter, and it thinks you’re a raven. Read Full Story...