What about curling? How about bob-sledding? It appears since negroes are 'tropical people' any game played in ice scares them plus its known that negroes aint good swimmers so maybe they associate ice with water so they shy away.
I also hear negores got bad night-vision. They cant see too good in the dark.
I think black people have an edge in running and sports that involve a lot of explosive moments (short sprints) and jumping, like basketball, am. football, 100/200 m, ...
In sports that are more technical and lean more on upper-body or allround performance, there is no real advantage. E.g. tennis, swimming, golf, triatlon, biathlon, mountainbike, cycling, soccer, ultimate fighting...
Of course, there are few blacks that do these sports so they can't excel. If they did, sure there's no reason why they'd be less succesfull or more succesfull.
I agree that blacks tend to look more athletic, and probably have better genetics overall. However in other departments they are less fortunate. Higher chance of obesity, heart problems, several genetic diseases, albinism, circle cell anemia, ...
What's certainly interesting is the rise of mulatto athletes. For such a small % they are producing very good results.