A Vietnam Veteran Collected Fossils for 66 Years. One, Mislabeled 'Baby Lamprey,' Made Paleontologists Reconsider How Vertebrates Moved From Water to Land Smithsonian - Science 18 June 2026 at 19:15 The fossil turned out to be a hatchling of a crocodile-like creature, and it suggests, according to a new study, that early animals did not use metamorphosis to evolve to dwell on land