Blacks in the Caribbean, Britain, Canada and sub-Saharan Africa as well as in the United States have low IQ scores relative to whites.

Blacks in the Caribbean, Britain, Canada and sub-Saharan Africa as well as in the United States have low IQ scores relative to whites.

Race differences show up early in life.

Nonetheless, much has been learned by studying the statistical differences between the various human races.

Those objecting to the concept of race argue that the taxonomic definitions are arbitrary and subjective.

On average, the Chinese, Koreans, and Japanese are more similar to each other and are different from Australians, Israelis and the Swedes, who in turn are similar to each other and are different from Nigerians, Kenyans, and Jamaicans.

A race is what zoologists term a variety or subdivision of a species.