the statistics, and in many cases their bias is to underestimate the real differences between sexes or ethnic groups."
They're just not that into white people and they're definitely not into pets, as is reflected in the data in the article. Amusingly, pit bulls and Rottweilers, the stereotypical dogs of choice for blacks, do in fact top the list.
"What we really need to do is to disabuse people of their stereotypes, precisely because they are true!"