Archived from groups: rec.games.frp.dnd (
More info?)
Matt Frisch <matuse73@yahoo.spam.me.not.com> wrote in
news:3bm641108c0m9so52ab86vnh8k5jceoidl@4ax.com:
> On Thu, 24 Mar 2005 22:41:21 -0000, No 33 Secretary
> <taustin+usenet@hyperbooks.com> scribed into the ether:
>
>>"Marc L." <master.cougar@gmail.com> wrote in
>>news:Xns9623AF7F31135mastercougarhotmailc@207.35.177.134:
>>
>>> No 33 Secretary <taustin+usenet@hyperbooks.com> wrote in
>>> news:Xns962188F306F26taustinhyperbookscom@216.168.3.50:
>>>
>>>> Giant? No. Not even remotely possible. Consider the energy it
>>>> takes to put something that weighs several tons in to the air.
>>>> Consider that this energy must come from the creature. Now
>>>> consider how much they'd have to eat to have that much energy
>>>> stored in their tissue.
>>>>
>>>>
>>>
>>> Agreed, but what about a floater? Something like a living
>>> blimp.
>>
>>I'm skeptical on a practical level, because hydrogen and helium leak
>>through pretty much anything used to contain them. Anybody know of any
>>real life examples?
>
> Numerous water examples, but nothing that goes through the air...for
> pure floating.
You don't need hydrogen or helium to float in water.
>
> Hydrogen might be possible for some organism to figure out, but helium
> would be unlikely. Most chemicals that life makes use of are broken
> down from something else...while something that uses electrolysis to
> break down hydrogen from water is unlikely, it isn't out of the
> question. Helium being chemically inert would be a significant problem
> though.
Helium is also very rare, while hydrogen is a major component of water, and
*all* life needs to be near water. Rather than electrolysis, however, I'd
expect some sort of chemical process.
>
> For real animals that retain hydrogen and helium...nah. Neither of
> those gasses are held in by earth's gravity, so there wouldn't be the
> chance for something to evolve a mechanism to retain them.
>
Well, there it is, then.
--
Terry Austin
www.hyperbooks.com
Campaign Cartographer now available