Evidence From Geographical Distribution
Data about the presence or absence of species on various continents and islands (biogeography) can provide evidence of common descent and shed light on patterns of speciation.
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Famous quotes containing the words evidence, geographical and/or distribution:
“In fact, there is clear evidence of black intellectual superiority: in 1984, 92 percent of blacks voted to retire Ronald Reagan, compared to only 36 percent of whites.”
—Barbara Ehrenreich (b. 1941)
“While you are divided from us by geographical lines, which are imaginary, and by a language which is not the same, you have not come to an alien people or land. In the realm of the heart, in the domain of the mind, there are no geographical lines dividing the nations.”
—Anna Howard Shaw (1847–1919)
“My topic for Army reunions ... this summer: How to prepare for war in time of peace. Not by fortifications, by navies, or by standing armies. But by policies which will add to the happiness and the comfort of all our people and which will tend to the distribution of intelligence [and] wealth equally among all. Our strength is a contented and intelligent community.”
—Rutherford Birchard Hayes (1822–1893)