These little tykes were only discovered last year. They're so cute, they made The International Institute for Species Exploration's Top 10 Newly Discovered Species for 2008.
Standing a whoppin' 1/2" tall, these little Satomi's Pygmy Seahorses, Hippocampus satomiae, are the smallest known species of seahorse (just edging under the previusly smallest Hippocampus denise by about 2 mm). With its tail stretched out straight, one of these seahorses would only measure about 1/2 the width of a penny. The previously unknown specimens were found off the coast of Indonesia and were named after the…