Re: insects - not! (OT)

[pheret <pheret@pheret.com>]

On Sat, 30 Apr 2005, David Marjanovic wrote:

> This is also true for myriapods*, but not for spiders. Spiders have "book 
> lungs" which transfer oxygen from the air to the blood. Mwahah! Perhaps 
> there's a limiting factor in there -- haemocyanin(e?) (a more or less 
> turquoise pigment that contains copper) binds oxygen less efficiently than 
> haemoglobin (the vertebrate stuff, red, with iron... even though the iron 
> isn't the reason for the red color!).

actually, i believe cockroaches have a similar breathing mechanism?  i 
know i read an article about their breathing which is not the same as 
other insects, but, alas, i am much more of a physics geek and can't 
remember the details!

pheret

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