Well if you're dead tomorrow, I guess the answer is no, eh?
Since we're all drinking bone broth and eating the bones from canned salmon and sardines, bones are not poisonous. The greatest danger is if they aren't soft and get stuck somewhere.
5'0" female, 42 years old.
Started Primal October 31, 2011, at a skinny fat 111.5 lbs.
Current weight: 101.5. lbs and holding steady. Spring yardwork here we come!
Co-worker 1: Needs to lose ~50. Now he wants to start Mayo Clinic Diet. Yeesh. Give it up, man.
Co-worker 2: Needed to lose ~55. Lost 20 from stress. Started Primal in Sept, lost 20 more, but gained 10 back on a carb spree. We're working on it.