Cephalopods: Cuttlefish, Nautilus, Octopus & Squid Facts & Information
From Tonmo.com, plenty of excellent advice and information for caring for all of your cephalopods.
The CephBase is a database-driven Web site. Its purpose is to provide taxonomic data, life history, distribution, images, videos, references and scientific information about all living Cephalopods (Octopus, Squid, Cuttlefish and Nautilus) in an easy to use and access format.
Octopus - Blue Ringed
From the Diving Medicine Online - Hazardous Marine Life page, a profile on the Blue-Ringed Octopus with some warnings about handling this this venomous creature that is found around waters of Australia. A photo is included.
From the eMedicine web site, most Octopus bites are rarely life-threatening, except for the bite of the Blue-Ringed Octopuses, Hapalochlena luminata and Hapalochlena maculosa. Learn about these animals and what you can do if a mishap occurs.