In 2011, the Center for Biological Diversity struck a huge legal settlement with the U.S. Fish & Wildlife Service that meant the agency needed to decide whether to put 757 different animals on the endangered species list. They bragged, using animals that would pull at people's heartstrings, touting photos of critters like the American wolverine, the Mexican grey wolf, and the Pacific walrus on their website. You know, fauna clearly visible to the naked eye.
Wikimedia Commons, via Ebyabe
One of the first animals that needed to be decided on, though, was the Ichetucknee siltsnail -- thus named for its resemblance to a grain of sand.
The center's attorney, Jaclyn Lopez, conceded to the Associated Press that the snail was not "the most charismatic animal" but said the size of its entire habitat is about the size of your apartment's living room.More »