Eastern Massasauga
Rattlesnake
Why Conserve a Venomous Snake?
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The
eastern massasauga is a small venomous rattlesnake found in the northeastern
United States. Populations of this snake have declined so much that
it is now necessary to work to conserve it or it could go extinct in
the future.
To
some people, conservation of a venomous snake may seem a waste of money,
stupid, and even negligent. That view is somewhat unique to our culture.
Other cultures do not hold such a dark view of snakes. For example,
in India, a country where thousands die from snake bite each year, they
hold an annual festival to honor the snake because it eats mice and
rats that eat their crops. Australian aborigines eat snakes and believe
that life on earth began with the rainbow snake. Many Native Americans
thought of snakes as sacred and would ask the animal to protect them.
The
eastern massasauga is a natural part of our environment that has evolved
over millennia. Yes, people and animals can be hurt by massasauga, but
people and animals can be hurt and killed by many things. We do not
eliminate something from our world because it may cause harm or death
(dogs, deer, raccoons, bees, spiders, cars, etc). Instead we recognize
the value of these animals or objects and adapt our actions to minimize
risk. The same is true for an animal such as the massasauga rattlesnake.
However, the U.S. Fish & Wildlife Service emphasizes that human
safety always comes first. If you are threatened by a massasauga you
may protect yourself.
Why conserve the massasauga
The
massasauga is an important part of its community because its both
predator and prey. It eats mainly small mammals (mice and shrews) and
small snakes. It is also food for other predators in its community.
Herons, hawks, eagles, and other snakes eat massasaugas.
Conserving
massasaugas also means conserving the habitat where they live. These
habitats are wetlands and adjacent natural habitat in uplands. Conserving
these habitats results in conserving the many other wildlife and plants
that are found there. Additionally, wetland conservation benefits people
because wetlands store flood waters and filter sediments and other pollutants
from water that people use.
Many
plants and animals are directly important to humans now or may become
important in the future as sources of food or medicine. By saving species
from extinction we ensure that their beneficial uses will be available
to us in the future. For example, rattlesnake venom has been explored
for human medicinal use, including treatments for arthritis, MS, and
polio. Rattlesnake venom also has anti-coagulant properties that stay
localized, unlike coumadin and some other anti-coagulants that are currently
used to prevent strokes and heart attacks.
How dangerous
is the massasauga?
The
massasauga is a secretive, docile snake that strikes humans only when
it feels threatened or cornered. A massasauga will rely on its camouflage
coloration to hide or will try to escape rather than strike a person.
Many people who visit parks with massasaugas never see these shy creatures
and may have walked by one with out noticing it.
A
bite from a massasauga can be very painful and is potentially life threatening.
But, because of the snakes elusive and shy behavior, people rarely
are bitten by them. Ontario and Michigan, the province and state with
the most massasaugas, report an average of 1 to 2 bites a year. The
other states in which massasaugas live each report only a few bites
a decade. A large portion of the bites that do occur are the result
of someone intentionally handling or harassing a massasauga or someone
stepping on one.
The
venom of a massasauga is more toxic than that of most other rattlesnakes,
but the amount it injects is relatively small compared to those snakes.
Venom, typically used by snakes to kill their prey, is expensive for
snakes to produce. Therefore, many snake bites contain little or no
venom. These venom-less bites, called dry-bites, occur in about 25 percent
(and possibly as high as 50 percent) of all rattlesnake bites. As a
result of this and the successful use of antivenin treatment, fatalities
from an eastern massasauga bite are extremely rare. There are no known
fatalities in the last 40 years, although there are several verified
fatalities during the first part of this century. In comparison, many
more people are injured or die from dog bites or bee stings.
How can
I avoid being bitten by a massasauga?
Despite
the infrequent occurrence of massasauga bites, people need to use caution
when in rattlesnake habitat, just as they would with any wild animal.
When walking in areas
known to have massasauga, wear long pants and sturdy hiking boots and
stay on the trails. Be alert, watch the trail in front of you and look
around before you sit down or place anything on the ground.
Massasaugas often
hide under logs and rocks, therefore, do not reach under rocks or logs
or step directly over them. Instead, step on them and then over them.
The
best way to avoid being bitten by a massasauga is to leave them alone.
Many snake bites occur because people try to get close to them or try
to kill them. If you see a massasauga, do not disturb it. Instead, stop,
turn around and walk in the opposite direction.
How do I keep massasaugas out of my yard or away
from my home?
Massasaugas
are secretive animals that avoid exposed places. They also generally
hibernate in wetlands rather than in places occupied by people. Thus
they are not likely to enter your home. However, if you live near wetlands
or uplands with natural habitat, a massasauga may find its way to your
yard. If you wish to maintain a relatively snake-free yard, there are
a few practical steps which can be taken. The best way to keep snakes
from using your yard is to eliminate their food and shelter.
Rodents
are the primary food source of snakes, so by reducing their numbers
near your home, you can also reduce the number of snakes.
Removing
wood piles and debris and maintaining a well mowed, well kept lawn,
will eliminate much of the snakes shelter.
Unfortunately,
the things you will need to remove from your yard to deter snakes will
deter all other wildlife as well. If you enjoy having chipmunks and
song birds in your yard, you may want to keep the shrubs, fire wood
piles, brush piles, and long grass on the fringes of your yard, away
from your home.
Created November 1999
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