Zoophilia is defined as a primary or exclusive sexual attraction to animals. Estimates of its prevalence vary widely, and it's challenging to ascertain accurate figures due to the stigmatized nature of the condition and the reluctance of individuals to disclose such information.

If you're looking for academic papers on zoophilia or related topics, I recommend searching on academic databases such as:

El contacto sexual con animales expone a los humanos a enfermedades zoonóticas, infecciones bacterianas y traumas físicos severos debido a la disparidad anatómica. Marco Legal y Consecuencias