PBS
Pbs: Nature: Encountering Sea Monsters
An extensive amount of information is featured in this PBS site on Cephalopods. Images, videos, books, and web links are just a few of the items that can be found here.
TED Talks
Ted: Ted Ed: How Squids Outsmart Their Predators
Carly Anne York explains how the stealthy cephalopods have mastered deep sea survival.
CK-12 Foundation
Ck 12: Life Science: 9.9 Importance of Mollusks
Understand the behaviors, characteristics, and classification of mollusks.
Wikimedia
Wikipedia: Squid
This encyclopedia article from Wikipedia provides a general overview of squid. Content includes a focus on their physical characteristics, diet, and habitat.
Encyclopedia of Life
Encyclopedia of Life: Vampire Squid
The Encyclopedia of Life presents this in-depth overview of Vampire Squids (Vampyroteuthis infernalis), including their habitats, size, conservation status, and much more. Images of this species and maps of its global distribution can...
University of California
The Color Changing Squid
Try to solve the mystery of the color changing squid in this interesting and interactive site.