Apparently the Wallabies are getting off their kites in Tasmania and making crop-circles, the link below details
answers given by Lara Giddings, Tasmanian Attorney General to questions on poppy-crop security.

BBC NEWS | Asia-Pacific | 'Stoned wallabies make crop circles'

Unfortunately the Beeb has asked for an evidentiary link or pics of high as a kite wallabies; and has not yet sourced
one, (even from youtube) the Beeb is therefore requesting images or film to add into the above report.