Each week, Atlas Obscura is providing a new short excerpt from our upcoming book, Wild Life: An Explorer’s Guide to the World’s Living Wonders (September 17, 2024). Can you imagine a crab the size of a cat scuttling around your backyard, climbing up trees, and quietly sneaking away with your shiniest pots and silverware? No? Then perhaps you’ve never had the privilege of meeting a coconut crab. Coconut crabs are the world’s largest land-based crustaceans. These mostly gentle giants can weigh as much as a small terrier and have a…