The tiny nipper was caught during a 2010 government research trip . Its body remained frozen while biologists tried to identify it . The pocket shark measures 5.5 inches long and weighs a mere half ounce . ' A new species of fish has been discovered in the Amazon River, which is one of the world's most important rivers for biodiversity.
The tiny nipper was caught during a 2010 government research trip . Its body remained frozen while biologists tried to identify it . The pocket shark measures 5.5 inches long and weighs a mere half ounce . 'It looks like a little whale , ' said Tulane University biologist Michael Doosey .