Bilby ou must be a total idiot to think that a tabloid newspaper like the Herald-Sun constitutes a reliable source.  If as an academic you used such material as authoritative, your papers would never be published anywhere with merit. 
 Now lets start looking at the hard evidence that cannot be disputed and that is the pictures of the two Koalas, the male that drank and the female that didn't. 
 Now let's fix this dishonesty and correct this page and stop having a truth hater like yourself changing it back to wrong information...