The helmet-like bone protrusion on the head of Cassowaries
What is a casque?
The heaviest bird to ever exist
What is an Elephant Bird?
Birds are flightless on islands becuase of this
Why is flightlessness selectively favored?
The special type of feathers that Palaeognaths exclusively have
What are plumulaceous feathers?
The South American version of an Ostrich
What is a Rhea?
Palaeognaths mostly live in this part of the globe
What is trhe southern hemisphere?
The pelvises of Palaeognaths are this
What is robust?
A swift running Australian species that is good at winning wars
What is an Emu?
The most distantly related bird family of all living birds
The smooth raft-like breastbones of Palaeognaths
What is an un-keeled sternum?
A large wattled bird from Oceania that is the most dangerous bird alive today and has a casque
What is a Cassowary?
The only living flying member of the Palaeognathae
What is a Tinamou?
Birds are divided into two groups based on the structure of this
A Palaeognath that lived on New Zealand and was described by Sir Richard Owen
What is a Moa?
The scientist who first described the Moa based on a single bone
Who was Sir Richard Owen?