This Sunday, selected zoos and wildlife sanctuaries around Australia are giving free entry to anyone with an animal surname, to celebrate the launch of the Great Australian Wildlife Book Collection by Discovery and Animal Planet, in conjunction with News Corp Australia
Those with an animal surname will need to show identification, such as a driver’s licence, and tickets for Healesville Sanctuary will need to be pre-registered here.
Adelaide Zoo (SA)
Monarto Safari Park (SA)
Healesville Sanctuary (VIC)
Paradise Country (QLD)
Looking at the article they seem to accept some not so obvious animal surname interpretations so do your research on your surname. Behind The Name: Surnames Categorized "animals"