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Caring for Corn Snakes
http://www.anapsid.org/corn.html



Melissa Kaplan's
Herp Care Collection
Last updated December 16, 2002
Caring for Corn Snakes

Elaphe guttata

©1994 Melissa Kaplan



Is It A Corn Or A Rat!?
Corn and Rat snakes both belong to the genus Elaphe; Corns belong to the species Elaphe guttata; many of the rat snakes are subspecies of Elaphe obsoleta. For a full list of the Elaphe species, see the EMBL Database: Colubridae: Elaphe.

The Latin word elaphe means deerskin; guttata means speckled or spotted. Both terms apply to corns and rats: in most species, their skin feels like finely tanned deerskin, while the patterns on their back create spots or speckles. Some people see the patterning of the belly scales as resembling maize, a colorful ancestor of our modern day corn. Another theory relating to how corn snakes got their name comes from the early Europeans settlers. They frequently found these snakes in their corn fields and corn cribs, and thought they were eating the corn! In fact, the corn snakes were, and remain, very helpful to farmers as they help keep down the rodent population. Amelanistic corns (those lacking the black and brown skin coloring) are sometimes called "red rat snakes" because of their red-to-orange coloring.

There are presently two subspecies of corns, E. g. gutatta and E. g. meahllmorum.

The care information below discusses corns. The same information applies to rat snakes, as well, other than that species whose overall length and size are larger than corns will require larger enclosures and larger prey.



Natural History
Corns are commonly found in deciduous forests, pine barrens, rocky hillsides and farm areas over a broad swath of the United States (Alabama, Arkansas, West central/Southeast Colorado, Delaware, Florida, Georgia, Illinois, Kansas, Kentucky, Louisiana, Maryland, Mississippi, Missouri, Southern Nebraska, New Jersey, New Mexico, North Carolina, Oklahoma, South Carolina, Texas, Eastern Utah, Virginia). They have also been reported in Mexico (Chihuahua, Coahuila, North Durango, Nuevo Leon, Tamaulipas) and the Cayman Islands.

Corns are most active at night or in the hours of dawn and dusk (crepuscular). While they are primarily ground-dwellers, some are semi-arboreal. While the Elaphes feed on everything ranging from fish to frogs to rodents to mammals, wild Corns start off feeding on small invertebrates and vertebrates, such as crickets. Corns lay eggs, becoming sexually mature at around two years of age.



Personal Statistics
Hatchlings range in size from 9-14 inches (22-36 cm); adults are generally 2.5 to 5 feet 76-152 cm) in length; most are in the 3-4 foot (91-122 cm) range. The average life span of these snakes is 10 years, although one was documented to be 21 years old.

In the wild, hatchlings feed largely on small lizards and tree frogs, while adults feed on small rodents and birds, killing their prey by constriction. In captivity, hatchlings Corns can easily be started on pinkie mice (1-2 day old), quickly moving up the prey scale, to fuzzies, crews and small adult mice. Both hatchlings and adults can be fed prekilled rodents.

When selecting a corn or rat snake, look for a well-fleshed body, no visible cuts or abrasions, clear, alert eyes, tongue flicking, no signs of mites or ticks. The vent should be clean.

It is always recommended to obtain captive bred, rather than wild-caught, corns. Captive bred ones have become very popular because of all the exotic colors and patterns they "come in". Unfortunately, those morphs are caused by intense inbreeding. As a result, corns are increasingly exhibiting morbitidy and mortality problems as a result of undesireable genes being bred along with the ones for color and pattern. Failure/Inability to feed and sudden, inexplicable death are the two most common problems that have been increasing over that past several years.

Growth
Many people believe that a reptile will not grow any larger that its tank. THIS IS NOT TRUE! The reptile keeps growing and will become miserable, and probably ill, if the proper tank size is not provided. The only way to "stunt" a reptile's is to not feed it enough; assuming you do not want a dead reptile, this is not something you should do. Always find out the adult size of an animal before you buy it. Note that many pet stores intentionally stunt a reptile's growth; they find it's easier to sell a cute young reptile to someone who does not know what they are looking at than an older, bigger animal. Always inquire how old the animal is, when it was acquired, etc. Be a knowledgeable consumer, not an impulse buyer.



Setting Up Your Snake's New Home

Enclosure
Corns must be housed in at least a 20 gallon tank. The tank must have a secure top. A determined snake can push against screen or glass until it finds an opening big enough for its head; where its head goes, so goes its body. Some snakes will constantly rub their nose against the screened top of the tank in an effort to find a way out. The resulting abrasions should be treated with an antiseptic and antibiotic ointment. The furnishings in the enclosure should then be evaluated to provide a more natural environment.

Provide a Hiding Place
A hide box of some sort should be provided, and an interesting branch for climbing and resting. Branches collected from the wild will need to be debugged by soaking first in chlorine/water solution, then rinsed thoroughly, soaked in clean water, then left to dry in the sun. No special lighting is required.

Substrate
With corn snakes, there are a couple of different substrates that can be used, such as pine chips (not cedar chips, are toxic), indoor/outdoor carpeting and "Astroturf". If you use the carpeting or Astroturf, you must wash it then let it dry thoroughly before it can be used in the tank again; have two pieces on hand which can be rotated. The snakes will often burrow under the chips or carpet/turf, so don't be surprised if they are not always in view. If you use pine or aspen shavings or cypress mulch, the urine and feces can be scooped out with a cat litter scoop, with fresh chips added as needed. Be sure to remove soiled substrate as soon as possible; urine-soaked material become a breeding ground for bacteria and fungus. If you use this type of substrate you will have to place your snake in a secure area to feed it; you do not want it to ingest any chips.

Temperature
An undertank heat pad is placed under one-half of the tank; this leaves one side cooler so that your snake can regulate its body temperature as needed. A heating pad made for people can be purchased at any drug store; set it at medium or low depending upon the ambient air temperature. To maintain health, corn snakes must be kept at 75-85 F, the higher temperature being necessary to digest its food. Temperatures can fall to the lower range at night. To easily monitor temperature, inexpensive aquarium self-stick thermometers can be purchased and applied about an inch above the bottom of the tank on the warm side.

Hot rocks should never be used; they fluctuate too much, and too many reptiles suffer severe ventral burns.

An incandescent light bulb in a reflector shield may be set just outside the tank to heat up a basking area; appliance timers can be set to turn the light on and off at set times during the day. Reset the hours of operation to adjust for seasonal fluctuations in ambient air temperature.

Feeding
An active snake will happily eat every 10 days or so. They will eat, and should only be fed, killed prey. A snake who is not hungry when live prey is introduced into the enclosure often finds itself becoming the meal, especially if the prey is a rat.

To economize, you can buy in bulk and freeze them. Contact your local herpetology society; many members breed mice and rats, and most will pre-kill them for you. Remove the prey item from the freezer and allow to defrost at room temperature. When defrosted, use forceps or tongs to pick up the rodent by the tail, and hold the prey in front of the snake for the snake to strike at.

Many snakes will eat prey that is just placed in the tank. Occasionally, a quail egg can be offered to wild-caught specimens. If the snake likes it, one can be offered every couple of weeks. (Since quail eggs purchased in stores or from hatcheries are unlikely to be fertilized, they should not form a regular part of the main diet.)

Start hatchlings off with pinkie mice. As your snake grows, gradually increase the prey size by offering fuzzies, crews, then small adult mice or rat pinkies. A full-grown Corn or Rat can eat a medium to large mouse; large Rat snakes can eat small rats. If you feed too much at one feeding session, or feed a prey item that is too large, your snake may regurgitate it.

Water
A bowl of fresh water must always be available at all times. It will be used for drinking and sometimes for bathing. If the snake defecates in it, the bowl must be cleaned and disinfected immediately.



Handling
Corns do not wrap snugly around your arm like pythons or kings. They tend to pick a direction and go for it. Though they are relatively small in body mass, they are quite strong. Always support the body and give free rein to the head. If the head starts going somewhere you don't want it to go, gently guide it into another direction. Many snakes are nervous when introduced into a new situation with new people. Give them a couple of days to settle down before letting new people handle them.



Shedding
As a reptile grows, its old skin become too tight and worn. A new skin awaits just below the old. As a snake gets ready to shed, its eyes will turn a milky blue over the course of several days, and the body color will start to dull and develop a whitish sheen. Once the eyes have cleared, the snake is ready to shed. To assure proper hydration, soak the snake in warmish water after the eyes clear; this should enable to snake to shed easily within the next 24 hours.



Veterinary Care
All newly acquired reptiles should have fecal exams done by an experienced reptile vet to check for bacteria, protozoa and worms. Many of the parasites, bacteria and protozoans can be transmitted to humans and other reptiles. Left untreated, these infestations can ultimately kill your reptile. Medications are available to treat these conditions. When your snake first defecates, collect the feces in a clean plastic bag, seal it, label it with your name, phone number, date and your snake's name, then take it and your snake to a reptile vet.



Signs of ill-health
Snakes, like all other animals, do get sick. Listlessness, failure to eat over several weeks or regurgitating meals can be signs of bacterial or endoparasite infection. Take these animals to a reptile vet, with a fecal or vomitus sample enclosed in a ziplock bag. Ectoparasites, such as ticks and mites, must also be dealt with. With proper instruction, this is something you can do yourself if the infestation is mild. Allowed to escalate, ectoparasites can kill their host. If the skin around the neck forms wrinkles and puckers, the snake is severely dehydrated and you must see a vet. The vet will either administer subcutaneous fluids or show you how to force fluids. Animals cannot digest food when dehydrated, so emaciation will set in if the condition is allowed to continue untreated. Then, respiratory infections, parasites and other problems, and possibly death, will occur. Thin, stringy mucous coming out of nose or mouth or changes in feces or urates (different color, consistency, frequency) signal a disease or infection. Observe your snake every day to be sure to catch any problems early. Treat the problem as soon as it is noticed to prevent other health problems and vet bills.



Places to Go, Things to Learn
Check out your local herpetological society and find others with similar interests and a good place for information on local resources.

Books to read
Keeping and Breeding Corn Snakes, by Michael J. McEachern, 1992. Advanced Vivarium Systems, Lakeside CA.
Rat Snakes, by Ray Staszko and Jerry G. Walls. 1994. TFH Publishing, Neptune City, NJ.

2007-03-28 12:11:47 · answer #1 · answered by peek y 1 · 1 0

I wonder why some people use a 15 page dissertation to answer a simple question.

If you keep the room or place where the Corn Snake is kept between 70* and 85*, you DO NOT need a light or heating pad. The light is nice, so you can view the snake but it is not required for snake health. The easiest way to tell what the temperature of the room is would to be to get a stick on reptile thermometer (available almost everywhere) and stick it on the window of the cage. If the liquid crystal readout is in the green, you need no alternate heat source.

2007-03-28 20:52:49 · answer #2 · answered by hotsnakes2 4 · 0 0

Snakes need a place to warm up, and a warming pad or a heat lamp would work. You don't typically need both of them or you could over heat your pet. Also, make sure you have a section of the cage that is a cooler temperature. If your snake gets too hot, it needs a place to cool off. Because they can't regulate their own body temperature, they need both a source of heat and a way to cool down. I hope you enjoy your pet, snakes are a favorite of mine.

2007-03-28 19:41:42 · answer #3 · answered by Anonymous · 0 0

the corn snakes scientific name has been changed from elaphe to panthrophis guttatis. naturally speaking heat is radiated downward and absorbed into the earth. most "natural" setups utilize an over head heat source i.e ceramic light or basking bulb with a heat absorbing material below it like slate or other flat rock to create a basking spot. on one end of the terrarium so the animal can thermo regulate their own body temp

2007-03-29 14:26:39 · answer #4 · answered by brian a 3 · 0 0

No, they do not require heat lamps. As long as your head pad is keeping the temps right it will be ok. Heat lamps hurt your humidity.

2007-03-28 19:16:05 · answer #5 · answered by GT 1 · 0 0

yes you most certainly do your snake always needs a warm place but a basking lamp is required but you also need a cool spot in the enclosure so your snake has the option where it wants to be

2007-03-28 20:13:40 · answer #6 · answered by guitarking1982 2 · 0 0

Yes reptiles like to charge up in the morning under a basking light so the heat energy the lose is okey.

2007-03-28 19:39:32 · answer #7 · answered by Dr. dope 4 · 0 2

OMG... You said, "corn" and "snake"

2007-03-28 19:05:36 · answer #8 · answered by Anonymous · 0 0

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