A fourth shark has been killed in North Queensland, after two people were attacked.
A young girl and a woman were mauled by sharks in the Whitsundays last week. In response, authorities laid drumlines, capturing and killing four sharks.
But is this the right way to deal with the problem?
To answer that we're joined by Behavioural Ecologist Culum Brown from Macquarie University.
Photo: Raj Aich
