This is attitude adjustment theory.
He adjusted his attitude based on the surroundings.
The evidence would be all the different types of species
<span>Most elephant shrew species were first describedin the 1800s by scientists who ... DNA evidence is very conclusive and some say 99% accurate, however it is possible to challenge it based upon faulty collection and/or faulty lab techniques.</span><span>
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There are many answers to your question but one way is the evaporation cycle.
