The eastern diamondback is larger than the timber rattlesnake, and they would probably ignore each other in the wild.
Timber rattlesnakes are just a type of rattlesnake.
It is a highly-venomous snake, found in eastern USA. See the related link to Wikipedia for a comprehensive article on the species. Clicking on any of the photographs will enlarge them for better...
The largest was an eastern diamondback killed in Carteret County,N.C. It was eight feet long.
The largest timber wolf weighed up to 175 lb (79kg).