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SNAKES OF NORTH CAROLINA.  Tertiary Consumers  Eat mice, birds, other snakes, lizards, frogs, fish  Helpful in controlling rodent populations  Cryptic.

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Presentation on theme: "SNAKES OF NORTH CAROLINA.  Tertiary Consumers  Eat mice, birds, other snakes, lizards, frogs, fish  Helpful in controlling rodent populations  Cryptic."— Presentation transcript:

1 SNAKES OF NORTH CAROLINA

2  Tertiary Consumers  Eat mice, birds, other snakes, lizards, frogs, fish  Helpful in controlling rodent populations  Cryptic

3 37 species in NC 6 venomous species Copperhead, Cottonmouth, Coral Snake, Timber Rattlesnake, Eastern Diamondback Rattlesnake, and Pygmy Rattlesnake Majority of species are not venomous

4 Brown Snake (Storeria dekayi) Pale stripe down back Row of small dark spots along sides Found in flowerbeds (mistaken for baby copperheads) Eat slugs, earthworms, snails

5 Eastern King Snake (Lampropeltis getula)  Strong constrictors: eat rodents, small turtles, salamanders, snakes (venomous and non venomous)  Diurnal and often found on farms/suburban areas  Immune to the venom of pitvipers (copperhead, cottonmouth, rattlesnakes)

6 Northern Watersnake (Nerodia sipedon)  Heavy-bodied  Confused with Cottonmouths  Front crossbanded but the bands begin to alternate on middle and posterior portions of the body  Diurnal and nocturnal  When threatened, they flatten bodies/spread jaws to make themselves appear larger  Aggressive

7 Black Rat Snake (Elaphe obsoleta)  Highly variable in color  Keeled scales, white and black markings on belly  Constrictors: eat mice/rats, birds, eggs  Arboreal  Common in populated areas-occasionally found in chimneys, attics, and basements. Black Racer (Coluber constrictor)  Quick and aggressive  Smooth scales, large eyes, some have whitish chin  Chase down prey: rodents, lizards, insects, other snakes, frogs  Diurnal Rat Snake Racer

8 Copperhead (Agkistrodon contortrix)  Most common venomous snake in NC  Heavy bodied  Dark brown hourglass shaped marks  Babies have a yellow/green tail used to lure in prey  Often found in established neighborhoods  Vibrate tail when disturbed  Bite is painful but rarely fatal

9 Worm Snake (Carphophis amoenus) Pinkish/whitish bellies that extends partially up sides Sharp points on tail Small head for burrowing after insects/earthworms Most active at night-found in rotting logs but may burrow deep into the soil during dry spells Never bite but wiggle a TON

10 Corn Snake (Elaphe guttata)  Square blotches on back  Young have darker blotches  Strong constrictors  Most active at night  Found around edges of fields, clearings, or in barns to feed on rodents.

11 Ringneck Snake (Diadophis punctatus) Distinctive yellow/orange ring around neck Dark gray/black back with yellow/orange/red belly Forest dwellers-rotting logs, leaf litter, flowerbeds  Curl tail to ward off predators

12 CROCODILIANS  Osteoderms  Bony deposits that form scales/plates in the dermal layers of the skin  Temperature Sex Determination  Sex of offspring determined by the temperature at which eggs are incubated  Tertiary Consumer  Eat turtles, snakes, birds, mammals, etc

13 American Alligator (Alligator mississippiensis)  Can grow up to around 16ft  Females build nests out of decaying organic material to heat the eggs  Guard young for up to 3 years after hatching  Diurnal and nocturnal


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