Science
CT scanners measure tiny brains of Dromornis stirtoni — a 600kg prehistoric bird that roamed North West Queensland – ABC News
The world’s largest-ever flightless bird weighed up to 600kg and stood up to 3m tall but had little space in its skull for a brain, according to new research.

The largest flightless bird ever to have walked the earth may have weighed up to 600 kilograms, but recent research has shown its skull had little room for a brain.
Key points:
- The Dromornis stirtoni stood up to 3 metres tall and weighed up to 600 kilograms
- Five skulls of the animal were scanned with CT technology as part of a research project
- The world heritage-listed Riversleigh fossil site was “crucial” to the research
Lead author of a recent study and Flinders University researcher, Warren Handley,…
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