If a person moved from a cool and wet region to a warm and dry region, which change would the person not have to make?

Why are common names a problem for scientist?

When the grand canyon formed many small mammal population were divided. some members of the population were on one side and others are on the other, therefore, they were no able to mate with one another. over time this separation and inability to mate with one another led to the emergence of new species. this type of speciation is called a) sympatric speciation. b) allopatric speciation. c) parapetric speciation. d) peripatric speciation.

If the temperature in an area drops five degrees between one day and the next, has the climate of the area changed? explain.