It's not intended, just my personnal touch, until it is finished. Though, here (it's in french sorry) http://www.arbre-celtique.com/approfondissements/symbolisme/animaux.php it says for the owl : It is the light of druidic knowledge they are some medieval texts talking about people in the Antiquity, one of them is turned into an owl. But, since it's written one thousands years after....