The continent of Australia is massive. It contains many distinct ecosystems. Referring to Australia as being "close to China" is like saying Russia is close to

The continent of Australia is massive. It contains many distinct ecosystems. Referring to Australia as being "close to China" is like saying Russia is close to England. It's its own continent. To put it in more concrete terms, any (direct) flight you look up from Wuhan to any city in Australia is 12+ hours. That's a much longer flight than New York to London.