Re: olfaction (Re: skinny runners


Marc Verhaegen wrote:
> Travsky seems to believe that human have a better sense of smell than
> chimps.
> Just tell us, my boy, why you believe that olfactory reduction is required
> for running over your savanna.

We hunt like cheetahs using eyesight, not like jackals who use smell.
Why do we need superior smell?



> Or just tell us why you believe that being able to smell directions
> contradicts AAT??

Is there anything that does't contradict your scenario?


> _____
>
>
> "Rich Travsky" <" traRvEsky"@hotmMOVEail.com> wrote in message
> news:431BCAE2.E44F6EF2@xxxxxxxxxxxxxxxxxx
> > Marc Verhaegen wrote:
> > >
> > > "Rich Travsky" <" traRvEsky"@hotmMOVEail.com> wrote in message
> > > news:430EA29F.7D2CFE83@xxxxxxxxxxxxxxxxxx
> > >
> > > > > Travsky, once again you fail to grasp what it's all about: if humans
> ran
> > > over the plains as you believe, then why would we be different from
> savanna
> > > chimps IYO?? Do you really believe that our olfaction diminished
> because we
> > > "ran to spread across the world.." :-D Think a bit, my boy.
> > >
> > > > Once again you fail to grasp anything. Humans can walk AND run.
> > >
> > > I know, my boy, I know.
> >
> > Good, my boy.
> >
> > > > Savanna chimps are still chimps - not humans.
> > >
> > > I know, my boy, I know.
> >
> > Good, my boy.
> >
> > > > And diminished olfactory ability has nothing to do with walking or
> > > running.
> > >
> > > Did you say that perhaps??
> >
> > Why would you think there's a connection? ;)
> >
> > > :-D Think a bit, my boy. Esp. about why our olfaction is so mluch
> worse
> > > than the chimp's.
> >
> > Not seen the latest?
> >
> > http://www.berkeley.edu/news/media/releases/2005/08/29_smell.shtml
> >
> > Study shows humans have ability to track odors, much like bloodhounds
> > 29 August 2005
> >
> > BERKELEY - Though humans may never match the tracking ability of dogs, we
> > apparently have the ability to sniff out and locate odors, according to a
> > new study by scientists from the University of California, Berkeley.
> >
> > Student volunteers presented with odors to one nostril or the other could
> > reliably discern where the odor was coming from, and functional magnetic
> > resonance images of their brains showed that the brain is set up to pay
> > attention to the difference between what the left and right nostrils
> sense,
> > much the way it can localize sounds by contrasting input from the ears.
> >
> > "It has been very controversial whether humans can do egocentric
> > localization, that is, keep their head motionless and say where the
> spatial
> > source of an odor is," said study coauthor Noam Sobel, associate
> professor
> > of psychology at UC Berkeley and a member of the campus's Helen Wills
> > Neuroscience Institute. "It seems that we have this ability and that,
> with
> > practice, you could become really good at it."
> > ...
> > Porter, Sobel and their colleagues reported the results in the August 18
> > issue of the journal Neuron.
> >
> > In a review appearing in the same issue of the journal, Jay A. Gottfried
> of
> > the Department of Neurology at Northwestern University's Feinberg School
> of
> > Medicine noted that the UC Berkeley findings open numerous avenues for
> > further research. "Finally, what are the implications for the Provençal
> > truffle hunt?" he wrote, only partly tongue-in-cheek. "In the traditional
> > world of the truffle forests, the dog (or pig) is king. The evidence
> > presented here suggests that humans are every bit as well equipped to
> carry
> > out the search."
> > ...
> >
> > > > > "Rich Travsky" <" traRvEsky"@hotmMOVEail.com> wrote in message
> > > > > news:430169D9.AB7771FE@xxxxxxxxxxxxxxxxxx
> > > > > > Marc Verhaegen wrote:
> > > > > > >
> > > > > > > "Lee Olsen" <paleocity@xxxxxxxxxxx> wrote in message
> > > > > > > news:1123857405.885842.108700@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
> > > > > > >
> > > > > > > >>>> I can't outrun anything, Nick, and I don't see why I should
> be
> > > > > capable
> > > > > > > of this.
> > > > > > >
> > > > > > > >>> http://tinyurl.com/7u5wo "In fact, he walked and ran with
> better
> > > > > > > mechanics than we do today. The mechanics of his femur, femur
> head,
> > > > > pelvis,
> > > > > > > and lower back are superior to those of today. We have had to
> > > sacrifice
> > > > > some
> > > > > > > of that efficiency of walking and running to give birth to
> children
> > > with
> > > > > > > larger brains."
> > > > > > >
> > > > > > > >> Don't believe this just-so interpretation: the Boy had longer
> > > femoral
> > > > > > > necks than we have, heavier bones etc.,
> > > > > > >
> > > > > > > > And along with the heavier bones, heavier muscles attached to
> them
> > > for
> > > > > > > better support as the URL says. Look at Ben Johnson
> > > > > > > http://en.wikipedia.org/wiki/Ben_Johnson_(athlete)
> > > > > > >
> > > > > > > Was this Ben Johnson no short-distance runner? ie, the opposite
> of
> > > the
> > > > > > > slender Kenyan long-distance runners? Cursorial mammals don't
> have
> > > thick
> > > > > > > bones, Lee!
> > > > > >
> > > > > > Humans can do both.
> > > > > >
> > > > > > > > Why do you think he wanted to bulk-up by using drugs? The
> Turkana
> > > Boy
> > > > > > > didn't have to do this, he was born that way. Born to run.
> > > > > > >
> > > > > > > Nonsense: if he was born to run, he had had very slender bones:
> see
> > > > > horse
> > > > > > > skeleton! He hadn't had plantigrady (more than chimps!). He
> hadn't
> > > had
> > > > > long
> > > > > > > & rel.horizontal femoral necks. Etc. There's *nothing* in the
> > > H.erectus
> > > > > > > skeleton that suggests they ran a lot:
> > > > > >
> > > > > > We're not horses. Our ancestors walked and ran to spread across
> the
> > > world.
> > > > >
> > > > > >
> > > > > > > Born to Swim?
> > > > > > >
> > > > > >
> > > > > > Nope. We live on *land*, not in water. We can run, walk, climb -
> land
> > > > > > activities. The vast majority of humans who live near water will
> spend
> > > on
> > > > > > a little amount of time actually IN the water, if at all.

.

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