Quote Originally Posted by Xtomjames View Post
*snip*
To quote the Tome of Magic:
Quote Originally Posted by Tome of Magic p. 196
Only creatures with an Intelligence of 3 or higher have personal truenames.
Quote Originally Posted by Tome of Magic p. 197
You can find out someone's personal truename using a combination of mundane and magical research techniques.
Therefore, truename research only applies to creatures with an Intelligence score of 3 or higher.