her life is not for the birds
THE BATTERY HEN
by
KAREN DAVIS
Karen
Davis is president of United Poultry Concerns, a nonprofit organization
dedicated to the compassionate and respectful treatment of domestic
fowl. She’s the editor of UPC’s quarterly magazine
Poultry Press and the author of several books including
Prisoned Chickens, Poisoned Eggs: An Inside Look at the
Modern Poultry Industry (1996; Revised Edition 2009), More
Than a Meal: The Turkey in History, Myth, Ritual and Reality,
and The Holocaust and the Henmaid’s Tale:
A Case for Comparing Atrocities. Karen maintains a sanctuary
for chickens in Virginia.
The
modern hen laying eggs for human consumption is far removed
from the Burmese jungle fowl from whom she derives and the active
farmyard fowl of recent memory. Rather, she is an anxious, frustrated,
fear-ridden bird forced to spend 10 to 12 months squeezed inside
a small wire cage with three to eight or nine other tormented
hens amid tiers of identical cages in gloomy sheds holding 50,000
to 125,000 debeaked, terrified, bewildered birds. By nature
an energetic forager, she should be ranging by day, perching
at night, and enjoying cleansing dust baths with her flock mates
-- a need so strong that she pathetically executes "vacuum"
dust bathing on the wire floor of her cage.
Caged
for life without exercise while constantly drained of calcium
to form egg shells, battery hens develop the severe osteoporosis
of intensive confinement know as caged layer fatigue. Calcium
depleted, millions of hens become paralyzed and die of hunger
and thirst inches from their food and water.
In
the 20th century, the combined genetic, management, and chemical
manipulations of the small Leghorn hen have produced a bird
capable of laying an abnormal number of large eggs -- 250 a
year in contrast to the one or two clutches of about a dozen
per clutch laid by her wild relatives. The laying of an egg
has been degraded by the battery system to a squalid discharge
so humiliating that ethologist Konrad Lorenz compared it to
humans forced to defecate in each others' presence. Researchers
have described the futile efforts of caged hens to build nests
and their frantic efforts to escape the cage by jumping at the
bars right up to the laying of the egg.
Battery
hens suffer from the reproductive maladies that afflict female
birds deprived of exercise: masses and bits of eggs clog their
oviducts which become inflamed and paralyzed; eggs are formed
that are too big to be laid; uteruses "prolapse,"
pushing through the vagina of small birds forced to strain day
after day to expel huge eggs. The battery cage has created an
ugly new disease of laying hens called fatty liver hemorrhagic
syndrome, characterized by an enlarged, fat, friable liver covered
with blood clots, and pale combs and wattles covered with dandruff.
In recent decades, hens' oviducts have become infested with
salmonellae bacteria that enter the forming egg causing food
poisoning in consumers. Disease and suffering are innate features
of the battery system in which the individual hen is obscured
by gloom and thousands of other hens in an environment deliberately
designed to discourage perception, labor, and care.
Battery
hens live in a poisoned atmosphere. Toxic ammonia rises from
the decomposing uric acid in the manure pits beneath the cages
to cause ammonia-burned eyes and chronic respiratory disease
in millions of hens. Studies of the effect of ammonia on eggs
suggest that even at low concentrations significant quantities
of ammonia can be absorbed into the egg. Hens to be used for
another laying period are force molted to reduce the accumulated
fat in the reproductive systems and regulate prices by forcing
the hens to stop laying for a couple of months. In the force
molt, producers starve the hens for four to fourteen days causing
them to lose 25 to 30 percent of their body weight along with
their feathers. Water deprivation, drugs such as chlormadinone,
and harsh light and blackout schedules can be part of this brutal
treatment.
Even
eating is gruesome for the battery hen, who must stretch her
neck across a "feeder fence" to reach the monotonous
mash in the trough, a repeated action that over time wears away
her neck feathers and causes throat blisters. In addition, the
fine mash particles stick to the inside of the hen's mouth attracting
bacteria causing painful mouth ulcers. A mold toxin, T-2, can
taint the mash creating even more mouth ulcers in the hens,
who have no choice but to consume what is in front of them.
Battery
hens are debeaked with a hot machine blade once and often twice
during their lives, typically at one day old and again at seven
weeks old, because a young beak will often grow back. Debeaking
causes severe, chronic pain and suffering researchers compare
to human phantom limb and stump pain. Between the horn and bone
of the beak is a think layer of highly sensitive tissue. The
hot blade cuts through this sensitive tissue impairing the hen's
ability to eat, drink, wipe her beak, and preen normally. Debeaking
is done to offset the effects of the compulsive pecking that
can afflict birds designed by nature to roam, scratch, and peck
at the ground all day, not sit in prison; and to save feed costs
and promote conversion of less food into more eggs, because
debeaked birds have impaired grasping ability and are in pain
and distress, therefore eating less, flinging their food less,
and "wasting" less energy than intact birds. Diseases
of Poultry (1991) states that "A different form of
cannibalism is now being observed in beak-trimmed birds kept
in cages. The area about the eyes is black and blue due to subcutaneous
hemorrhage, wattles are dark and swollen with extravasated blood,
and ear lobes are black and necrotic."
The
battery system depends on debeaking and antibiotics. Many of
the antibiotics used to control the rampant viral and bacterial
diseases of chickens in crowded confinement can also be used
to manipulate egg production. For example, virginiamycin is
said to increase feed conversion per egg laid, bacitracin to
stimulate egg production, and oxytetracycline to improve eggshell
quality. In Factory Farming (1991), Andrew Johnson
says virtually 100 percent of laying hens in the United States
are routinely dosed with antibiotics.
At
the end of the laying period, the hens are flung from the battery
to the transport cages by their wings, legs, head, feet, or
whatever is grabbed. Many bones are broken. Chicken "stuffers"
are paid for speed, not gentleness. Half-naked from feather
loss and terrorized by a lifetime of abuse, hens in transit
embody a state of fear so severe that many are paralyzed by
the time they reach the slaughterhouse. At slaughter the hens
are a mass of broken bones, oozing abscesses, bright red bruises,
and internal hemorrhaging making them fit only for shredding
into products that hide the true state of their flesh and their
lives, such as chicken soups and pies, school lunches and other
food programs developed by the egg industry to dump dead laying
hens onto consumers in diced up form.
To
date, there are no federal welfare laws regulating poultry raising,
transport, or slaughter in the United States. The U.S. egg industry
opposes humane slaughter legislation for poultry, claiming that
laying fowl cannot be economically rendered insensible to pain
prior to having their throats cut or being decapitated. There
is no reason to assume the industry will reform of its own accord.
While working to improve the conditions under which chickens
are raised, transported, and killed in current society, consumers
should boycott battery eggs and discover the variety of egg-free
alternatives in cooking and dining.
United
Poultry Concerns is a nonprofit organization dedicated to the
compassionate and respectful treatment of domestic fowl. www.upc-online.org;
www.upc-online.org/battery_hens/
Karen
Davis's The
Holocaust and the Henmaid's Tale is available at
Lantern Books.
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