YOU SAID:

I am the song that sings the bird.

INTO JAPANESE

私は鳥が歌う曲です。

BACK INTO ENGLISH

I am a song sung by birds.

INTO JAPANESE

私は鳥が歌う歌です。

BACK INTO ENGLISH

I am a song bird.

INTO JAPANESE

私は歌の鳥です。

BACK INTO ENGLISH

I am a song bird.