"Moscow street dogs display specialized behaviors that differentiate them from domesticated dogs and wolves: pack leaders tend to be the most intelligent rather than the strongest, and packs tend to deploy its cuter members first, as they are more successful in begging for food from people. "
It should be used within a month. If in an airtight, properly sealed container it might last up to six months, but it will still separate and become grainy and slushy and won't taste very good. After that, bacteria can start to grow, even in freezing temperatures. Life, uh, finds a way...