FYI The National Amateur winner, Grady, this year almost died last year
http://www.meanseeds.com/

I HATE foxtails and we do our best to eradicate them but when the winds start blowing in the summer/fall....they come in for miles sometimes. We've been at the vets with several of our dogs over the years to have them removed from their throats but thankfully haven't had any problems beyond that.