How exactly are you determining that? Were you there at the time? Did you _look_ for funny animal fans who weren't chaste about it, or are you basing this only on a small number of people you know who were?
Also, regarding your claims about when non-chaste material appeared, "Fritz the Cat" was animated in 1972 (and was a comic for almost a decade before that). The film received an X rating.
How exactly are you determining that? Were you there at the time? Did you _look_ for funny animal fans who weren't chaste about it, or are you basing this only on a small number of people you know who were?
Also, regarding your claims about when non-chaste material appeared, "Fritz the Cat" was animated in 1972 (and was a comic for almost a decade before that). The film received an X rating.