A unique fossil of a 20 million-year-old salamander has been found encased in a chunk of amber from an unlikely place – the Dominican Republic, where all salamanders are now extinct. Palaeoplethodon hispaniolae, lying trapped for more than 20 million years in a piece of amber, is almost perfectly preserved; note the leg and foot, in lower center of image, that lacks normal toes. Image credit: George Poinar, Jr. / Oregon State University. The...
