You're still going about this the wrong way. They didn't adapt, they already survived their current habitat or else they would've gone extinct. What looks to us like adaptation is just thousands of generations breeding out the ones that didn't mutate positive traits.
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I have not enough knowledge nor the time to read up on creodonta (apparently that term isn't used anymore) and what lead to their extinction.
You clearly know nothing about them of you wouldn't be saying this. Nor am I sure why you are stuck on this "already survived" kick. Just because they are currently surviving doesn't mean they don't adapt to better suit the environment. Which is exactly what the finches did.
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Creodonta couldn't compete with the newer species called carnivorans.
Too big and too slow...the subject of creodonta and old world species was an old fascination of mine.
You clearly ignore your own posts.
The first finches that came to the islands didn't suddenly evolve to survive the conditions. That took generations, thousands probably. So the ones that went there were already equipped to survive, they weren't as well equipped as they are now, but they survived, through time mutations occurred that made some of them better at surviving than their ancestors and other finches, therefore they mated like crazy while others were shit out of luck at finding partners and over time all of their descendants replaced the whole finches population.
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Right, they couldn't compete, that is a remarkable example of evolution not happening through changing conditions.
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And? that doesn't really contradict my claim?
Evolution is the process of a creature adapting over time. You can't have evolution (long term) without adaption(short term)
In evolutionary theory, adaptation is the biological mechanism by which organisms adjust to new environments or to changes in their current environment. Although scientists discussed adaptation prior to the 1800s, it was not until then that Charles Darwin and Alfred Russel Wallace developed the theory of natural selection.
https://www.nationalgeographic.org/e...ia/adaptation/
Wallace believed that the evolution of organisms was connected in some way with adaptation of organisms to changing environmental conditions. In developing the theory of evolution by natural selection, Wallace and Darwin both went beyond simple adaptation by explaining how organisms adapt and evolve. The idea of natural selection is that traits that can be passed down allow organisms to adapt to the environment better than other organisms of the same species. This enables better survival and reproduction compared with other members of the species, leading to evolution.
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Yes, it does contradict your claim because the adaptation you're citing is not an actual biological change to the species but a behavior change to new or changing environments.
Migrating to warmer regions due to changing climate - adaptation
Parts of the species who are coping better with colder climate due to mutations - not adaptation
Kudos on mentioning Wallace. It's amazing how often his name gets omitted.
Well no offense but I'll take Charles Darwin and Alfred Russel Wallace's word over yours.
Not to mention your bottom claim is 100% false and the opposite of truth....
Seriously here is the defintion of adaption
ad·ap·ta·tion
/ˌadapˈtāSH(ə)n/
Learn to pronounce
noun
noun: adaptation; plural noun: adaptations
a movie, television drama, or stage play that has been adapted from a written work, typically a novel.
- Biology
a change or the process of change by which an organism or species becomes better suited to its environment.
Last edited by Orange Joe; 2020-04-04 at 05:51 PM.
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Yes, conditions changed and the ones unfit for these changing conditions went extinct. I never said conditions didn't change, I said changing conditions didn't trigger evolution happening in creodonta.
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No offense taken, but by your definition of evolution, species can't go extinct which obviously is not the case.
? My definition of evolution? Can you quote me saying it? And where I say species can't fail?
Just because some adapt and evolve doesn't mean all species do. It's survival of the fittest, The species that adapt faster generally survive better.
Adaption and evolution don't guarantee survival. It just generally gives them a better chance at survival.
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Your definition of "something triggers evolution".
No, all species evolve, all the time. Stop equating adaptation with evolving, those are different things.
That depends on what you mean with those terms. Considering evolution is the process of a species surviving and the whole purpose of adaptation is to survive I am not sure what you're trying to say.
then you are using incorrect definitions. I already posted the definition of adaption.
adaption = process in which animals change to better suit the environment. This is a short term process and doesn't change the overall species much.ad·ap·ta·tion
/ˌadapˈtāSH(ə)n/
noun
noun: adaptation; plural noun: adaptations
- the action or process of adapting or being adapted.
"the adaptation of teaching strategy to meet students' needs"
- Biology
a change or the process of change by which an organism or species becomes better suited to its environment.
- ev·o·lu·tion
/ˌevəˈlo͞oSH(ə)n/
noun
noun: evolution; plural noun: evolutions1.
- the process by which different kinds of living organisms are thought to have developed and diversified from earlier forms during the history of the earth.
h
Similar:- natural selection
- 2.
the gradual development of something, especially from a simple to a more complex form.
"the forms of written languages undergo constant evolution"
evolution = long term process in which species change from multiple adaptions and become something different.
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