In the Chronicles series, we meet Silvara who is a Silver Dragon in human form. When she explains to Gilthanas and company that she's a dragon, she points to her shadow, which is dragon-shaped.
Fast forward to Dragons of a Lost Star.
confronts Mina in her prisoners tent while Silvanoshei watches from outside. Later it is revealed that he is
Cyan Bloodbane in elven disguise thanks to an amulet given him by Raistlin.
Question is, shouldn't his shadow have given him away still? Or did the amulet hide that fact as well?