Without feeling abashed by my ignorance, I confess that I am absolutely unable to say. In the absence of an appearance of learning, my answer has at least one merit, that of perfect sincerity.
Writing about the horns of Onthophagus, in 'The Onthophagi'
In many cases, ignorance is a good thing : the mind retains its freedom of investigation and does not stray along roads that lead nowhither, suggested by one's reading. I have experienced this once again. ... Yes, ignorance can have its advantages; the new is found far from the beaten track.Jean Henri Fabre