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Old 04-02-2017, 01:10 PM   #38
Join Date: Jun 2005
Default Re: [Basic] Advantage of the Week (#38): Dark Vision, Night Vision

Originally Posted by Flyndaran View Post
Realistically, everything animate and obeying even the most basic of thermodynamics will produce some waste heat.
However, inanimate objects normally have a temperature higher than zero kelvin and thus emit some electromagnetic radiation, too. And a lot of organisms have metabolic activity that produces just enough heat to keep them in thermal equilibrium with their surroundings. Mammals and birds spend a huge amount of energy keeping their body temperature high to support fast chemical reactions; organisms that don't do this will fade into the background.
Bill Stoddard

A human being should know how to live fast, die young, and leave a beautiful corpse. Specialization is for insects.
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