Select your current world region and subregion.
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Poisonous animals
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Cnidarians (Jellyfish, Corals and Anemones)
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Venomous fish
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Scorpions
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Spiders
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Hymenopterans (Bees, Wasps and Ants)
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Sea snakes
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Terrestrial snakes
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Miscellaneous animals
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North America
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Mexico and Central America
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South America and the West Indies
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Europe
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North Africa, Near and Middle East
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Central and Southern Africa
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The Far East
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Indian Subcontinent and Southeast Asia
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Australia and the Pacific Islands
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| Occurrences in | |
|---|---|
| NW | the Northwest |
| N | the North |
| NE | the Northeast |
| W | the West |
| C | central areas |
| E | the East |
| SW | the Southwest |
| S | the South |
| SE | the Southeast |
| X | most areas |
| ? | unclear |
| Agkistrodon contortrix | E+S | E & C Oklahoma, E Kansas |
| Agkistrodon laticinctus | C+S | C/N Oklahoma, S Kansas |
| Agkistrodon piscivorus | SE | Kansas, S & E Oklahoma |
| Crotalus atrox | X | Oklahoma only |
| Crotalus horridus | E | |
| Crotalus viridis | X |
| Sistrurus miliarius | X | Oklahoma only |
| Sistrurus tergeminus | X | E Nebraska, Kansas, Oklahoma |