Many have asked why we always reduce the directions of sex into eating directions? Sure the whole male / female / parent / child shebang has 12 (or 18) dimensions compared the the 2 (or 3) dimensions of eating, but is that it? Really?
Oh dear? Centre of the universe again are we? Tut.
It's when you come to do the breeding directions for guys like these that you really need to look to the reductionist approach.
The eating directions of migration? Food moves. Whenever you move you are eating yourself ;)