It is against the law to throw a bag containing both cats and dogs into Parramatta River. But it is okay to throw a bag of cats or a bag of dogs.

10.28.050 Dogs at public schools prohibited. No person shall bring any dog, except an official city, county or other law enforcement agency police dog or “service working dog” as that term is defined in the Americans with Disabilities Act (42 U.S.C. Sections 12101 et seq.), onto any public school property. This section shall not, however,…