"Bestiosexuality" was discussed briefly by Allen (1979), but never became widely established.
Ernest Bornemann (1990, cited by Rosenbauer, 1997) coined the separate term zoosadism for those who derive pleasure – sexual or otherwise – from inflicting pain on animals.
The percentage of males who reported sexual interactions with animals in 1974 was 4.9% (1948: 8.3%), and in females in 1974 was 1.9% (1953: 3.6%).
Miletski believes this is not due to a reduction in interest but merely a reduction in opportunity.
Although, it is probably not worth the space it would take up on CIDU.
Some zoophiles and researchers draw a distinction between zoophilia and bestiality, using the former to describe the desire to form sexual relationships with animals, and the latter to describe the sex acts alone.
Martin Duberman has written that it is difficult to get a random sample in sexual research, and that even when Paul Gebhard, Kinsey's research successor, removed prison samples from the figures, he found the figures were not significantly changed.
By 1974, the farm population in the USA had declined by 80 percent compared with 1940, reducing the opportunity to live with animals; Hunt's 1974 study suggests that these demographic changes led to a significant change in reported occurrences of bestiality.
Zoosadism specifically is one member of the Macdonald triad of precursors to sociopathic behavior.
which he defined as a sexual attraction to animal skin or fur.