Steven Haddock of the Monterey Bay Aquarium Research Institute (let's all pause a moment to reflect on kismet of that surname/job combination) made this video about the wide world of creatures that we call "jellyfish." It's a great summary of the extreme diversity encompassed under one, catch-all name, and does a really nice job of explaining relationships between different species and families of jelly-like creatures.
To read the full, original article click on this link: What is a jellyfish? - Boing Boing
Author:Maggie Koerth-Baker
