Most Species the “Same Age” with No “In-Between” Species

Mark Stoeckle of Rockefeller University and David Thaler of Basel University recently published a very interesting study based on extensive analysis of over 100,000 species (“Why should mitochondria define species?”, Human Evolution, 2018).  What they found shocked them. Their data showed that almost all animal species on Earth today emerged about the same time as humans. For the…