Here are some examples of when it is legal to kill an Australian animal:
* If the animal is a pest, such as a rat or mouse.
* If the animal is in a trap and cannot be released without risk to human life.
* If the animal is causing damage to property or livestock.
* If the animal is a threat to human life or health.
In all other cases, it is illegal to kill an Australian animal. If you see someone harming an animal, you should report them to the police.