The vulture, that Sigmund Freud guessed was hidden in the folds of the garment of the Virgin, was the center of Freud's speculations about Leonardo da Vinci's alleged homosexuality and views on women in his book Leonardo da Vinci and a memory of his childhood (1910).
The Virgin and Child
with St. Anne
Leonardo da Vinci
On the same basis one can imagine many other creatures
(and at least 3 elephant trunks missed by Freud !). This requires considering that the projections of the imagination reveal what their author wants to see, not an objective reality.
The game - or the work in full awareness - of the imagination makes it possible to multiply the
creative possibilities (while also allowing oneself to add or remove freely some elements on the way).