Gli Uccelli - 4. L'usignuolo (Anon.)

Whose song is Gli Uccelli - 4. L'usignuolo (Anon.)?

Artist Album
Marriner & Academy of St. Martin-in-the-Fields
Respighi - Ancient Airs & Dances, The Birds, La Boutique ...
Neville Marriner & Academy of St. Martin-In-The Fields
Respighi - Ancient Airs & Dances, Suite III - La Boutique Fantas