Also known as "animal snuff films", crush films are basically footage of small animals such as insects, mammals (especially rodents) and possibly reptiles being crushed (although sometimes inanimate objects such as soft toys or food are used instead).
These are underground productions which people supposedly buy for sexual pleasure, but due to the horrific cruelty dealt to animals as a result, these films have been made illegal in some regions.
Jeff Vilencia is one known dir ...