Simplify the following text for a Grade 15 native English-speaking person.
Original: It is not threatened with extinction , but human activities , such as hunting , habitat destruction , and the introduction of foreign predatory species and parasites , have reduced the distribution of the Short-beaked Echidna in Australia .
Simplified: It is not threatened with extinction , but human activities , such as hunting , habitat destruction , and the introduction of foreign predatory animals and parasites , have reduced the places where the Short-beaked Echidna can be found in Australia .