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What are some practical
examples of survival of fittest?
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5 Answers
Krishan Jangid, CSE Aspirant
Answered Mar 11 2017 · Author has 246 answers
and 315.6k answer views
Natural selection or Survival of the fittest concept
first theorized by Charles Darwin , is the
adjustment of genes throughout generations based
on factors that help it survive
Here are some examples of Survival of the fittest:In a habitat there are red bugs and green
bugs. The birds prefer the taste of the red
bugs, so soon there are many green bugs
and few red bugs. The green bugs
reproduce and make more green bugs and
eventually there are no more red bugs.
In an ecosystem, some giraffes have long
necks and others have short ones. If
something caused low-lying shrubs to die
out, the giraffes with short necks would
not get enough food. After a few
generations, all the giraffes would have
long necks.
Deer mice that migrated to the sand hills of
Nebraska changed from dark brown to
light brown to better hide from predators in
the sand.
Galapagos finches all have different types
of beaks. During drought, the finches with
the larger beaks survived better than those
with smaller beaks. During rainy times,
more small seeds were produced and the
finches with smaller beaks fared better.
In one ecosystem, lizards that had long
legs could climb better to avoid floods and
reach food.
Insects become resistant to pesticides
very quickly, sometime in one generation.
If an insect is resistant to the chemical,
most of the offspring will also be resistant.
Considering that insect generations can be
a matter of weeks, insects in an area can
become immune to a chemical within
months.
The bacterium Pseudomonas metabolizes
nylon; but, when a certain type of this
bacterium that did not eat nylon was
placed in an environment where nylon was
the only food, the bacterium evolved until
it ate the nylon.
Peacock females pick their mate according
to the male’s tail. The ones with the largest
and brightest tails mate more often. Today,
males that do not have bright feathers are
very rare.
The peppered moth used to be a light
color with black spots. When the
atmosphere in London became filled with
soot because of the Industrial Revolution,
the white trees became darker and light
colored moths were eaten by birds more
readily. Within months, moths became
darker and lighter moths were rare. After
the Industrial Revolution, light colored
moths were found in greater numbers.
Rat snakes are all very similar except in
coloring. Some are striped and some are
green, black, and orange. This is due to
living in many different types of terrain and
adapting to the environment.
Sharks are colored white on the underside
and blue or gray on the top. This is their
camouflage as the top blends with the
water color to someone looking down into
the water and the bottom blends with the
light coming through the water from
above.
Bacteria have become resistant to
antibiotics and this can happen very
quickly, since bacteria can produce several
generations within one day. The strongest
bacteria are the last to die and the
antibiotics sometimes do not kill all of
them.
The field mustard plant survived a drought
in southern California because of genetic
changes that made it produce flowers
earlier. Plants that survive a drought have
to have a short growing season and the
field mustard evolved quickly.
Humans have evolved and are still
evolving. There are people more resistant
to malaria that live in Africa.
Now you can better understand how natural
selection works and how our species today have
been shaped by natural selection.
Thanks
19.7k views · View 17 Upvoters · View Sharers
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OTHER ANSWERS
Nathaniel Hernandez, Sound Recordist
Film Maker at Texas Ballet Theater
(2012-present)
Answered Sep 17, 2019
You must understand the meaning of the TERM; It
has NOTHING to do with animals, bugs , plants,
monerans, minerals or their behaviors . That would
be NATURAL SELECTION.
SURVIVAL OF THE FITTEST IS A SOCIALOGIC
TERM FOR THE SOCIALOGY OF HUMAN BEINGS.
It only applies to humans- more specifically, a term
in human sociology. Formatively it is widely
misused in terms of Biology on every scale
possible.
That being said here is my answer:
Lets say( that in your village) the babies born into a
two parent home don't go to the doctor as much as
babies born into a single parent one. The 2 parent
children be...
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Gloria Cole, Anthropologists study
natural selection
Answered Aug 28, 2019 · Author has 18.8k
answers and 4.2m answer views
Originally Answered: What is an example of survival of the
fittest?
There are no examples of “survival of the fittest”.
Survival of the fittest belongs to the debunked
theory of Social Darwinism created by Herbert
Spencer. It is a misconceived idea that society
operates on the same principles as biological
evolution - it doesn’t.
1.4k views · View 1 Upvoter
Kuberan Sellaccannoue, former student
at University of Mysore (1975-1976)
Answered Jul 25, 2019 · Author has 1.5k answers
and 184.6k answer views
In a situation of demand one should learn to survive
and they will survive. For example in an emergent
situation like flood ,earth quake, people will not be
able to tolerate the unexpected in unwarrantied
situation they will die in the struggle. A case of the
survival of the fittest.
1.9k views · View 1 Upvoter
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Justin Simon
Answered Feb 20, 2020 · Author has 512
answers and 38.9k answer views
Humans as a species dominated the world with
their intelligence, developed agriculture for food,
domesticated animals for food, built tools,
developed an advanced civilization. Now they
destroy the planet as they are masters of survival
on the planet.
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