The tiny, lungless Thorius salamander from southern Mexico, thinner than a match and smaller than a quarter. The lushly white-coated Saki, an arboreal monkey from the Brazilian rainforests. The olinguito, a native of the Andes, which looks part mongoose, part teddy bear. These fantastic species are all new to science-at least newly named and identified; but they weren't discovered in the wild, instead, they were unearthed in the drawers and cavernous...