Wildlife Habitat
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Aquatic Communities
The tables below compare natural aquatic communities used in the 2025-2015 Wisconsin Wildlife Action Plan with those used by the DNR's Natural Heritage Inventory and River and Lakes programs.
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Anthropogenic Habitats
Anthropogenic habitats or surrogate communities are habitats that may be similar to and at least partially mimic the structure and function of natural habitats. Today's anthropogenic habitats may be inhabited by an assemblage of species that…
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Smooth Greensnake
Photo Credit: A.B. Sheldon Family: Colubridae (Non-venomous snakes) Status: Common Size: 14-20 inches This species is often called the grass snake due to its color. The name "smooth" refers to the unkeeled scales which give the snake a sleek,…
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Common Gartersnake
Photo Credit: A.B. Sheldon Family: Colubridae (Non-venomous snakes) Status: Common Size: 17-26 inches As their name suggests, this species is Wisconsin's most abundant snake. They are found in every county of the state and nearly every habitat…
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Red-bellied Snake
Photo Credit: A.B. Sheldon Family: Colubridae (Non-venomous snakes) Status: Common Size: 8-10 inches This small snake has a reddish-brown to steel gray background color with a broad light mid-dorsal stripe and two narrow darker stripes on each…
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DeKay's Brownsnake
Photo Credit: A.B. Sheldon Family: Colubridae (Non-venomous snakes) Status: Common Size: 8-15 inches This short thick-bodied snake is gray or light brown in color and is marked with a light mid-dorsal stripe bordered by two rows of small dark…
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Common Watersnake
Photo Credit: A.B. Sheldon Family: Colubridae (Non-venomous snakes) Status: Common Size: 24-40 inches This is a medium to a large heavy-bodied snake. The background color is gray, brown or tan and is marked with dark brown, red-brown or black…
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Eastern Milksnake
Photo Credit: Wisconsin DNR, Rori Paloski Family: Colubridae (Non-venomous snakes) Status: Common Size: 24-36 inches This snake has a gray or light brown background color with three rows of reddish-brown or brown blotches bordered with black.…
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Eastern Hog-nosed Snake
Photo Credit: A.B. Sheldon Family: Colubridae (Non-venomous snakes) Status: Common Size: 20-35 inches This medium-sized snake, also incorrectly referred to as a "puff adder," has a sharply upturned snout, which earned it its name. The back has…
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Eastern Foxsnake
Photo Credit: Wisconsin DNR, Rori Paloski Family: Colubridae (Non-venomous snakes) Status: Common Size: 36-56 inches