University of Nebraska
University of Nebraska: Black Rat Snake
Similar to the Fox Snake, the young Black Rat Snake kills by constriction. This site by the University of Nebraska includes description, habitat, diet, and size of the Black Rat Snake.
Other
Reptiles and Amphibians of the Uk: Grass Snake
The most common species in the UK, the Grass Snake is identified by the Reptiles and Amphibians of the UK website. Detailed description and photos included.
San Diego Zoo Global
San Diego Zoo: Kingsnake
This excellent resource from the San Diego Zoo presents extensive information on kingsnakes including details about their habitat, physical characteristics, size, diet, family life, conservation status, and fun facts. Audio clip provided.
Oakland Zoo
Oakland Zoo: Grey Banded King Snake
This resource offers information about the Grey Banded King Snake, including scientific information, physical characteristics, habitat, diet, behavior, breeding habits, conservation, and more.
Canadian Museum of Nature
Canadian Museum of Nature: Gray Ratsnake
Previously known as black ratsnakes, the gray ratsnake is one of the largest snakes found in Canada. Described are its characteristics, young and food.
Other
Anapsid: Garter Snakes
A detailed summary of Garter Snakes including natural history, hibernation, reproduction, predation, housing, feeding, handling, medical problems, and resources.
Other
Kingsnake.com: Central American Ratsnake
With a general overview of the Central American Ratsnake, Kingsnake.com introduces five subspecies, common names, range, behavior, habitat, size, coloration, pattern, and color photo.
Other
Kingsnake.com: Cornsnake
Also known as the Red Rat Snake, the Cornsnake can be found throughout the United States. Links to both subspecies are available on the Kingsnake.com website.
Other
Kingsnake.com: Ratsnake
Kingsnake.com discusses the Ratsnake and each of its five subspecies. Select the Texas Ratsnake, Black Ratsnake, Yellow Ratsnake, Everglades Ratsnake, or the Grey Ratsnake to find additional information. Photo included.
Other
Kingsnake.com: Baja Ratsnake
Found in Southern California, the Baja Ratsnake is profiled by Kingsnake.com. Color Photo included.