Easter is a pagan holiday realligned to flow with the Catholic Church's holidays. To get the pagans to convert. Thats where the bunny comes from.
https://en.m.wikipedia.org/wiki/Ēostre
However, I agree that they are doing this to fuck with Christians.
Maybe they should make National Transsexual day April 1? That seems more appropriate. April fools, you thought I was a chick.