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Re: "Oxygen Helped Mammals Grow, Study Finds"




--- frank bliss <frank@blissnet.com> wrote:


> Zonation of fauna related to altitude certainly
> occurs in modern 
> ecosystems.  Some of this is temperature related,
> but ppO2 certainly 
> plays an effect.  Some large bodied forms do well at
> high altitude 
> though the cold has altered their shape a tad from
> their low  

I would add that elephants wander(ed) up to snowfield
altitude in Kilimanjaro and Nepal. At least in
historical times, with current poaching they might not
do it anymore. So they can cope with this altitude at
least temporarily.

cheers,

Jerzy Dyczkowski


        
                
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