A dog has one of two blood types, in case you were wondering. #partyfact ghelleks ...from Twitter 2013-05-04 1 Minute A dog has one of two blood types, in case you were wondering. #partyfact — Gunnar Hellekson (@ghelleks) May 5, 2013 Share this: Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook Like Loading... Published by ghelleks View all posts by ghelleks Published 2013-05-04