Gabriel Clouston :
Booming, drumming and grunting. Booming is created in an inflatable neck sac, and can be heard up to 2 km away.
Steve Morley :
Clear, ringing ‘cheery-wit’ and ‘too-too-weep’, last note higher, louder, given repeatedly.
Alexandra Spence :
Double noted, ascending whistle: ‘pi-pieer’ or ‘tu-wieep’. Sharp chirp in alarm.
Linsey Polack :
Various croaking grunting sounds: ‘urrk-urrk-urrk’ ‘arrrgh arrrgh arrrgh’ ‘graaow’ ‘urgk-urg-urgh’.
Jo Roberts :
Aloud single or double croak in alarm or flight: ‘argh, aarrgh’. At nest a deep loud ‘oomph!’ a raucous cackle at changeover.
Michael Bouwman :
A gutteral rattling croak. Pizzey
Michael O Dwyer :
Nankeen Night Heron
Various harsh and mosly deep croaks. The alarm is a hoarse but not deep croak, ‘ow-uk’ or ‘qwu-ok’; at roost and nest a more abrupt, nasal ‘auk-auk-ak’.
Warren Armstrong :
Call in flight is an occasional deep grunted croak; if startled gives loud hoarse croaks.
Vincent Dwyer :
Australian White Ibis
A deep grunted ‘urrrk’; in flocks and colonies deep croaked and grunted honkings.
Andrew Yencken :
Loud croaks when itending to fly or alarmed and repeatedly on take off. When joining flock anounces arival with rapid series of croaks.
Andrew Wilkie :
Usually silent but in threat displays gives soft nasal coughs or grunts, makes clattering sounds with the bill.
Ruthless Jabiru :
Black-necked Stork (Jabiru)
Clacks the bill; somtimes gives gutteral grunts usually in threat or dancing displays.
Paul Cutlan :
Liquid gurgling notes. ‘Give-the-boy-a-go’ repeated ending in a single abrupt note. Pizzey
Dave Lawrence Roland :
Atractive mellow and rolling. ‘Free-wheat-peeler-peeler’ rising then falling. Pizzey
Julian Curwin :
an extraordinary jumble of notes one of which has been interpreted as 4 o'clock’ No Tobacca today (Maureen)
Ania Reynolds :
Up here Maureen, up here Maureen’ Maureen. ‘Rackety crook-shank’…raucous and guttural croaking. Morcombe and Stewart
Kelly Keating :
Penetrating querulous ‘woik, woik, woik’ or ‘queeet, queet’ each note rising at end. Pizzey
Anders Parslow :
High-pitched penetrating complaining ‘yoi-yoi-yoi-yoi’ rising at end peeishly. Pizzey
Carl Polke :
Sharp nasal ‘kiek-kiek-kierk’, ‘kweek-kewk’ or ‘kieerk-kieerk’. Morcombe and Stewart
Jason Keir :
Scratchy peevish ‘scree scree’; dry ‘prrit prrit prrit’; alarm call, ‘crik-crikit-crikit-crickit’, accelerating into running almost machinegun-like note. Pizzey
Jan & Zac Go :
Jaring descending ‘chung-chung-chung’, mellow ‘beer-brick, beer-brick’. Pizzey.
Marisa Allen :
‘It-wirt, wirt, wirt, wirt’; single sharp note ‘boink’ Pizzey.
Fane Flaws :
Arig-arig-a-taw-taw’; ‘guinea-a-week’; deep metalic rather twanging ‘clitchit-clee-you, clitchit-clee-you’ repeated. Pizzey.
Nichaud Fitzgibbon :
Brisk ‘chickowee’ or ‘chickabiddey’; alarm call a rapid high-pitched strident trill like alarm-clock. Pizzey
Gregory McLaren :
Curious high-pitched grating, croaking notes, developed into song. Pizzey.
Mal Webb :
Song remarkably strong sweet and varied ‘sweet-sweet-quarty-quarty’.Pizzey.
10th Man :
Deep, slightly harsh, guttural ‘zhirrp’; also strident , farcarying ‘see-hear, see-hear, see-hear’. Pizzey
Frank Dasent :
A rasping ‘zhap-zhapzhapzhapzhap; a curious sustained grinding churring; a clear repeated whistle each phrase rising at the end like a man whistling a dog. Pizzey.
Llew & Mara Kiek :
Pairs perform wing lifting duets- antiphonal song. ‘Tee-hee, pee-o-wee, pee-o-wit’. Pizzey, Simpson and Day
Simon Exley :
Cyclic tinkling song, ending with a strong high note. Warning ‘dik!’. Simpson and Day
Hannah Coleman :
"Sweet pretty creature" chitji chitji (ngaanyatjarra)
Brent Keogh :
Rasping, hissing, crackling. Strange metalic notes, some like a wire-fence being twanged. Simpson and Day, Pizzey.