

Not the Strongest... or Even the Brightest
Most people equate the term "survival of the fittest" to survival of the strongest individuals, or occasionally, the survival of the most intelligent. The problem with this equation is that individual survival and success don't necessarily translate into species survival. One of the most fearsome predators of our time is the tiger, and it's endangered and may not survive. The equally well-equipped polar bear faces similar problems. Recent studies indicate that Neanderthals had every bit as much brain power as homo sapiens, perhaps more, and they were physically stronger to boot. The most muscular and intelligent human being, stripped down to a loin-cloth, wouldn't last more than a few minutes against most large predators.
But humans have brains and tools, and we no longer have to face predators bare-handed or with crude tools that one person could make. That's absolutely true, but that also points out a corollary. What makes us deadly as a species is not that we are stronger, which we are not, nor that we are more intelligent, which we generally are, but that we cooperate. No human, no matter how brilliant, has the ability to make the sophisticated tools and weapons we possess by himself or herself. Even an individual placed in a Robinson Crusoe situation who creates tools and survives does not do that by himself or herself, because the knowledge required to create such tools is a product of the human culture that has facilitated cooperative learning.
We tend to pride ourselves on our species' accomplishments, but we're newcomers to the world. The world has been around some four billion years, and human beings are lucky to be pushing a million years as a species. Cockroaches aren't particularly strong on an absolute scale, nor are they particularly bright as individuals, but they've been around for over 200 million years. Virtually all other species on the planet have been around longer than humans, and dinosaurs lasted for hundreds of millions of years.
Yet, day after day, in forum after forum, people extol the "survival of the fittest" to justify oppression of those weaker, less intelligent, or less fortunate by individuals who are stronger, brighter, and more fortunate. This overlooks the fact that the fittest aren't those who are the best predators; they're the ones who are best at dealing with the predators... and that's another reason why we developed customs, rules and laws, because not all predators are from other species.
That brings up another corollary. In all times in human history, the most successful cultures have been those who have been most successful in dealing with both external and internal predators. Over time, there's close to a direct negative correlation between the percentage of a culture that dies violently and its degree of "civilization" and success. That is, the percentage of violent deaths always goes down, again, measured over time, as the culture is more successful. Some anthropologists suggest that prosperity reduces violence. I doubt it strongly. Reducing violence increases prosperity, but only by the application of cooperation and social and sometimes physical force, but with minimal violence. One doesn't reduce violence by relying strictly on violence to do so.
So... let's have a little less rhetoric and indirect glorification of the abuse of power disguised as "survival of the fittest."
adjective, fit⋅ter, fit⋅test, verb, fit⋅ted or fit, fit⋅ting, noun
–adjective
1. adapted or suited; appropriate: This water isn't fit for drinking. A long-necked giraffe is fit for browsing treetops.
2. proper or becoming: fit behavior.
3. qualified or competent, as for an office or function: a fit candidate.
4. prepared or ready: crops fit for gathering.
5. in good physical condition; in good health: He's fit for the race.
6. Biology.
a. being adapted to the prevailing conditions and producing offspring that survive to reproductive age.
b. contributing genetic information to the gene pool of the next generation.
c. (of a population) maintaining or increasing the group's numbers in the environment.
–verb (used with object)
7. to be adapted to or suitable for (a purpose, object, occasion, etc.).
8. to be proper or becoming for.
9. to be of the right size or shape for: The dress fitted her perfectly.
10. to adjust or make conform: to fit a ring to the finger.
11. to make qualified or competent: qualities that fit one for leadership.
12. to prepare: This school fits students for college.
13. to put with precise placement or adjustment: He fitted the picture into the frame.
14. to provide; furnish; equip: to fit a door with a new handle.
–verb (used without object)
15. to be suitable or proper.
16. to be of the right size or shape, as a garment for the wearer or any object or part for a thing to which it is applied: The shoes fit.
–noun
17. the manner in which a thing fits: The fit was perfect.
18. something that fits: The coat is a poor fit.
19. the process of fitting.
—Verb phrase
20. fit out or up, to furnish with supplies, equipment, clothing, furniture, or other requisites; supply; equip: to fit out an expedition.
—Idioms
21. fit to be tied, Informal. extremely annoyed or angry: He was fit to be tied when I told him I'd wrecked the car.
22. fit to kill, Informal. to the limit; exceedingly: She was dressed up fit to kill.
Origin:
1325–75; ME fitten; akin to MD vitten to befit
Dictionary.com Unabridged
When Darwin penned the phrase "survival of the fittest," it was almost a tautology. Those most fit to survive were likeliest to survive. That's it. The exact form of "Darwinian" fitness varies greatly (even in similar environmental circumstances). So, a species could evolve a specialized adaptation such as a long neck (giraffe) and survive due to improved access to food. Or, it could become more physically fit and survive because it is faster or stronger (horse). Or, it could be better prepared for adverse conditions by learning how to store food (squirrel), store fat (bear), or migrate seasonally (geese). Thus, multiple definitions of "fit" hold true for the evolution of species.
Gotta love how the clueless keep saying that Evolution is a "failed theory" because it can't explain absolutely everything in the world... and then try and peddle Creationism or 'Intelligent' Design. At times the human race depresses me.
But doesn't "the most responsive to change" qualify as a survival trait, so makes them the fittest most apt?
That's the point I was pithly making with a list of definitions, possibly Darwin didn't mean the current marathion record holder.
I'm going to disappear due to my lack of communication skills! :-)
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