Deep in the wilderness, surrounded by ferns and the calls of cockatoos, Richard Marchant was so focused he didn’t realise three leeches were latched to his face.
The ecologist had spent the day on his knees, searching for tiny invertebrates carried by a stream winding through Wilsons Promontory, a 50,000 hectare national park in Victoria, on the Australian mainland’s most southerly point.
