It was also the first of Andersen 's tales to incorporate the swallow as the symbol of the poetic soul and Andersen 's identification with the swallow as a migratory bird whose pattern of life his own traveling days were beginning to resemble .
It was also the first of Andersen 's tales to use the swallow as the symbol of the poetic soul . Andersen identified with the swallow as a migratory bird whose pattern of life his own traveling days were beginning to resemble .