There is a rather broad dark stripe from the eye past the angle of the jaw. The records for the western massasauga are found in extreme southwestern Iowa and records for the eastern massasauga are in the eastern half of the state. 280pp. The diet of western massasaugas is comprised largely of small mammals, but small birds, lizards, frogs, toads, and other snakes are also consumed. Fort Hays State University, Hays, Kansas. It may be a useful record, however.  The type locality given is "between the Mississippi River and the Rocky Mountains".. The western massasauga (pronounced mass-a-saw'-ga) rattlesnake is one of the smallest rattlesnakes. They may only breed every other year or less and are sexually mature at the age of three or four. Collins, Joseph T. New records of amphibians and reptiles in Kansas for 1993. Four county collecting raid: A south central Kansas herping saga. Collinsorum 4(3):4, Taggart, Travis W. Spring Field Trip to the Greenhorn Limestone of Russell County. Bulletin of the Maryland Herpetological Society 14():105-211, Gray, Peter and Eddie Stegall. Transactions of the Academy of Science St. Louis 26():186-208, Taylor, Edward H. A revised checklist of the snakes of Kansas. Brown, Kasandra A. They seem to enjoy warm overcast weather. Kansas Herpetological Society Newsletter (81):10-12, Lardie, Richard L. Kansas threatened species and protection of the Gypsum Hills habitat. Kansas Herpetological Society Newsletter (120):5-5, Rundquist, Eric M. Results of the thirteenth annual KHS herp counts for 2001, held 1 April-30 June. Journal of Kansas Herpetology (37):5-7, Taggart, Travis W. Results of the KHS Spring Field Trip to Chautauqua County. Peterson Field Guide to Reptiles and Amphibians of Eastern and Central North America. Evans, P. D. and Howard K. Gloyd. 152pp. The venter (belly) is light with a few dark markings. Kansas Herpetological Society Newsletter (122):11-16, Taggart, Travis W. Biogeographic analysis of the reptiles (Squamata) in Ellis County, Kansas. Western massasaugas are extremely rare in Iowa. Mardis, Dexter and Kevin Scott. (, Riedle, J. Daren. Kansas Department of Wildlife and Parks, Pratt. Kansas Herpetological Society Newsletter (112):11-18, Schmidt, Curtis J. Herpetological observations at Cheyenne Bottoms, Barton County, Kansas. Tulane Studies in Zoology and Botany 30():75–89, Miller, Larry L. Results of the KHS 1995 fall field trip. The antivenin CroFab, while not type-specific, can be used to treat severe envenomations from massasaugas. It has an overall more gray dusky or smoky appearance than the eastern massasauga. Kansas Herpetological Society Newsletter (77):11-, Collins, Joseph T. Maximum size records for Kansas amphibians and reptiles. vii + 106pp. The body of the snake is light grey. 158pp. A July weekend in Great Bend. Kansas Biological Survey, Lawrence. The Western Massasauga is a short and relatively thick-bodied snake. Kansas Herpetological Society Newsletter (113):15, Rundquist, Eric M. Results of the tenth annual KHS herp counts for 1998, held 1 April-31 May. 55pp. Distributional patterns and trend data of Kansas amphibians and reptiles. Publication of Partners in Amphibian and Reptile Conservation, Address not given. They are usually more brightly colored than the adults. The blotches usually turn into rings on the tail. The young number from 5 – 24 and are about 5 – 7 inches in length. They take shelter under rocks, logs, pieces of bark, under piles of brush, muskrat houses, or in crayfish burrows. When birds, lizards, or snakes are to be consumed, they are held in the snake’s jaws until the venom takes effect or are eaten immediately. Bender, David J. Travis W. Taggart © 1999-2020 — w/ Sternberg Museum of Natural History, Fort Hays State University. Journal of Kansas Herpetology (38):2-4, Crother, Brian I., Jay M. Savage, and Andrew T. Holycross. University of Kansas Publications Museum of Natural History Public Education Series(2):viii + 18, Capron, Marty and Jan Perry. If the specimen is found dead, a good photo of a dead snake will suffice! This snake is generally diurnal except during hot weather. 3rd Edition. 6th Edition. Reptile & Amphibian Magazine (March-April):75-80, Rundquist, Eric M. Results of the eighth annual KHS herp counts Held 1 April-31 May 1996. PROTECTED and Species of Greatest Conservation Need. Monitoring and Habitat Management for Species of Greatest Conservation Need: Anderson County Prairie Preserve. Murrow, Daniel G. KHS 2009 spring field trip. Powell, Robert, Roger Conant, and Joseph T. Collins. Taggart, Travis W. Distribution and status of Kansas herpetofauna in need of information. Rundquist, Eric M. Racer reproduction and diet observation. University of Kansas Science Bulletin 37():1195-1443, Prophet, Carl W. An outline for conservation teaching in Kansas. Natural Heritage Inventory, Kansas Biological Survey, Lawrence. Delisle, Jennifer M. and William H. Busby Biological inventory for vertebrates at Fort Larned National Historic Site of the southern plains network. Rohweder, Megan R. Spatial conservation prioritization of Kansas for terrestrial vertebrates. Alabama Museum of Natural History Museum Paper (11):1-145, Smith, Hobart M. Additions to the herpetological fauna of Riley County, Kansas. Conant, Roger and Joseph T. Collins. Third Edition. Journal of Kansas Herpetology (7):8, Platt, Dwight R. Lizards and snakes (Order Squamata) of Harvey County, Kansas. Additional records of the reptiles of the central prairie region of the United States Transactions of the Kansas Academy of Science 37():193-216, Hudson, G. E. The amphibians and reptiles of Nebraska. Murrow, Daniel G. Kansas Herpetological Society spring field trip. Peterson Field Guide to Reptiles and Amphibians of Eastern and Central North America. Collins, Joseph T. Amphibians and Reptiles in Kansas. 397pp. Use the range to separate western massasaugas from eastern massasaugas in Iowa. The chigger mites of Kansas (Acarina, Trombiculidae). Their rattles are significantly higher pitched than those of larger species of rattlesnake, sometimes giving them the nickname buzztail. The young number from 5 – 24 and are about 5 – 7 inches in length. Journal of Kansas Herpetology (5):11-12, Taggart, Travis W. Results of the 2003 KHS spring field trip to Wilson County. American Midland Naturalist 16(3):311-366, Burt, Charles E. and William L. Hoyle. Woodburne (1956) first commented on the isolated population in Meade County and adjacent Oklahoma. If you see a western massasauga in Iowa, do not kill or harm it in any way.