National Geographic Magazine
"Last Ones: America's Endangered Species"
Last Ones: St. Andrew Beach Mouse
"The world wouldn't crumble without them," says biologist Sandra Sneckenberger, "but they're indicators of ecosystem health." In faltering numbers, St. Andrew beach mice survive in Florida on dune habitat in public and private hands. If both sides can work together, Sneckenberger says, the mice just might beat the odds. An estimated 6,000 remain.