This report just came out today of a study in France.  It shows
imprinting of foals can have a negative effect or no effect, whereas a
foal witnessing gentle handling of the dam in the foals presence has a
very positive effect.  here is the article:

Hands Off: New Research on Impact of Human Intervention on Foal Behavior
by: Christa Lesté-Lasserre
February 02 2008, Article # 11259

Horse Health News
Horse Welfare and Industry News


Human interaction with foals at a critical early developmental age
appears to be a stressor, whereas positive human interaction with the
dam creates a strong model for the observing foal, according to a
series of ongoing research projects at the University of Rennes in
northwestern France.

The team's new findings are raising questions about the 15-year-old
desensitization technique of imprinting and the common practice of
guided suckling, according to Séverine Henry, PhD, professor of animal
behavior at the university and co-author of the studies. Imprinting
involves human handling of newborn foals in the first hour after
birth. In guided suckling, foals are hand-led to their dam's teats
within that same hour.

Since 2004, the team of behavioral biologists has been leading
comparative studies that focus on the short- and long-term
consequences of various human intervention practices in the immediate
postnatal period on foal behavior.

"Our most recent study has focused entirely on imprinting techniques,
and what we found was that it really wasn't very effective," Henry
said.

The results, parts of which were published in Developmental
Psychobiology and the Journal of Comparative Psychology, reveal that
foals handled by humans during the first hours following birth
remained closer to their dams and appeared to be more cautious about
approaching humans at several weeks and months of age than foals in a
control group that had not been handled.

Human-handled foals were also less social with other foals and less
likely to explore their surroundings or separate from their mothers,
even at six months of age, Henry said.

By contrast, foals that had not been handled directly, but had
witnessed gentle human handling of their dams, were more likely to
trust humans, the studies showed.

"What we have discovered is that everything that the foals experience
very, very young is something that is then fixed into their memory
over the long term," Henry said. "It's evident that we're dealing with
a period which is very important for their (behavioral) development."

Henry explained that because horses show affection differently from
humans and other domestic animals, using less physical interaction,
the early human contact is unnatural and could be perceived as
negative.

"It seems that the best way to establish confidence with a new foal is
through good contact with its mother," said Henry. "Clearly, to create
a positive horse-human relationship, it's not a good idea to intervene
in the natural progression of postnatal events, nor in the early
mare/foal relationship."

The team plans to continue following the 16 study and control foals to
further investigate the effects of early human handling over the long
term.



-- 
courage is being scared to death...and saddling up anyway--John Wayne

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