...the Wangarr created through their activities the present features of the landscape and seascape such as rivers, rocks, sandhills, trees and islands, and left the land and waters imbued with their spiritual essence.
They also ‘sang’ the names of everything they created or interacted with, making certain species sacred to the clan on whose land or in whose waters the naming took place.
Additionally, although the Wangarr were manifested in human form during their creative travels and activities, many, though not all, are also considered to have had the attributes of a particular species, such as crocodile or shark...
As well as the landscape they had created, the Wangarr also left behind for the clan sacred objects, designs and names that were manifestations of themselves, imbued like the land and water with their spiritual essence and power.— from an introduction to Yolngu culture
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