Related Clues:

• Large, grounded birds
• Creatures whose males barely eat or drink during incubation
• Birds on a ranch Down Under
• Flightless Aussies
• Birds in Australia
• This person raised you and me as natives of 16
• Those who don't fly a fair amount of them going to America
• Bevy : quails :: mob : ___
• Birds that boom and grunt
• Aussie marsupials, for short
• Aussie birds with drumbeat-like mating calls
• Birds that are too heavy to fly
• Birds with calf muscles
• Jumpy sorts, in brief
• Huge grounded birds