[David]

To whom it may concern,Persons may collect or possess up to 5 individuals of each native snake species that is not protected, with the following exceptions: The possession limit is 2 for the following native species:
Western Fox Snake, Eastern Milk Snake. There are no possession limits for native snakes that are atypically colored or atypically patterned {e.g. albinos, striped snakes that are typically blotched or vice versa.} There is a possession limit of 2 Black Rat snakes, 2 Bullsnakes and 2 Yellow-bellied or Blue Racers if they are legally acquired from out-of-state. SALE RESTRICTIONS Snakes collected from within the borders of the state may not be sold, bartered or traded for any reason. Sales of native snakes collected or purchased from out of state are restricted to unprotected species and may only be sold in Wisconsin to education or research institutions for education or research. There is no allowance for sale as pets with the following exception: Any native snake not listed as endangered or threatened may be sold, without a permit, if it has atypical pattern{e.g. captive bred, genetically manipulated specimens that exhibit aberrant colors or patterns, like albinos}. Native unprotected snakes legally imported from out of state may be sold out of state under federal interstate commerce regulations. All residents who harvest, attempt to harvest and possess native snakes collected in Wisconsin must possess a valid fishing, small game, sports or conservation patron license. Commercial Herptile Permits are required for persons collecting or purchasing unprotected native snakes from out of state for the purpose of selling them. Permits are issued free of charge. Submit a letter to:
Wisconsin Dept. of Natural Resources
Bureau of Endangered Resources
P.O. Box 7921
Madison, WI. 53707

I know all this because I am doing field studies for them on Butleri.
Sincerely David