How can two seemingly unrelated species that live in isolation from each other evolve into identical forms?

Lots More Information

Related HowStuffWorks Articles

More Great Links


  • Handwerk, Brian. "Team Races to Catalog Every Species on Earth." National Geographic News, March 5, 2002.
  • Timmer, John. "How to find the left side of a jellyfish." Ars technica, July 28, 2006.
  • Timmer, John. "Misperceptions meet state of the art in evolution research." Ars technica, Feb. 28, 2006.
  • University of Michigan & Science Daily. "Parallel Evolution: Proteins Do It, Too." June 12, 2006.