Page 20 - Gateways_Fall 2023 flipbuilder_Neat
P. 20

THE SWAMP Continued


        REPTILES


            EASTERN MASSASAUGA


           Sistrurus catenatus


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            Fascinating Fact: Pit vipers are named for the pits between
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            their eyes and nostrils that hold infrared heat-sensing organs.
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           T h e  o r g a n s  a l e r t  t h e m  t o  t h e  l o c a t i o n  o f  w a r m - b l o o d e d
           The organs alert them to the location of warm-blooded
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            animals, even in the dark. By flicking their forked tongue
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            i in and out they “smell” the air. .
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              T h e  sn a k e  i s  n a t i v e  t o  p a r t s  o f  N o r t h  A m e r i c a  a n d
              The snake is native to parts of North America and
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            lives in shallow wetlands and surrounding upland areas.
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           An adult’s average length is only 2 to 3 feet. When it feels
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            threatened, it shakes a rattle on the end of its tail and
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            can also deliver a venomous bite. However, humans rarely
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            encounter these snakes in the wild.
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               Its diet includes mice, smaller snakes, and other small
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            a animals, which helps keep populations of these prey animals
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            i in check. In turn, the snake provides food for other predators,
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            including hawks, owls, cranes, and some mammals. .
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              The Eastern massasauga was once found throughout

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            the Midwest, including Illinois. In 2016, it was listed as
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           “threatened” under the Endangered Species Act due to habitat
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            loss and fragmentation. CZS participates in AZA’s Eastern
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            Massasauga SSP.
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              GATEWAYS | THE SWAMP
        20    G A T E W A YS  |  THE   SW A MP
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