Bayou Bob's Brazos River Rattlesnake Ranch
Includes brief information about various dangerous snakes.
Florida Venomous Snakes
A fieldguide to the venomous snakes of Florida.
Florida's Venomous Snakes
Photographs and a brief description of six species.
Natural Toxins Research Center - Serpentarium
Research on the venom of snakes in the U.S. Also includes images and range maps.
Timber Rattlesnake
Crotalus horridus life history, status, bite information and Wisconsin Protection Saga information.
Venemous Snake Pictures
Images of captive species from around the world, arranged by genus.
Venomdoc
Information and research by Bryan Grieg Fry on venomous snakes and other animals and their toxins.
Venomous Snakes of Texas
An on-line reference to all of the venomous snakes found in the state of Texas. In addition, several other non-venomous but interesting Texas snakes are discussed.