Birds
"Birds" represent rational concepts in the external man and intellectual concepts in the internal man.
Job 33:1-4
1
"However, Job, please hear my speech, and listen to all my words.
2
See now, I have opened my mouth. My tongue has spoken in my mouth.
3
My words shall utter the uprightness of my heart. That which my lips know they shall speak sincerely.
4
The Spirit of God has made me, and the breath of the Almighty gives me life.