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Notarium



 
 
Notarium is a term used for the fused vertebra of the shoulder in bird
Bird

Birds are wing, Bipedalismal, endothermic , vertebrate animals that lay egg . There are






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Notarium is a term used for the fused vertebra of the shoulder in bird
Bird

Birds are wing, Bipedalismal, endothermic , vertebrate animals that lay egg . There are around 10,000 living species, making them the most numerous tetrapod vertebrates....
s and some pterosaur
Pterosaur

Pterosaurs were flying reptiles of the clade or Order Pterosauria. They existed from the late Triassic to the end of the Cretaceous Period . Pterosaurs are the earliest vertebrates known to have evolved powered flight....
s. The structure helps brace the chest
Thorax

The thorax is a division of an animal's body that lies between the head and the abdomen.In mammals, the thorax is the region of the body formed by the sternum, the thoracic vertebrae and the ribs....
 against the forces generated by the wings.