'Ribs' in the Bible

So the Lord God caused a deep sleep to fall upon the man, and he slept; then He took one of his ribs and closed up the flesh at that place.

And behold, another beast, a second one, resembling a bear. And it was raised up on one side, and three ribs were in its mouth between its teeth; and thus they said to it, ‘Arise, devour much meat!’