Which characteristic of a legend is detailed in this excerpt?

Read the excerpt from "The Chenoo."

"Great-grandfather told me of a creature that makes tracks like this. It is called a Chenoo." Awasos lifted his head to scan the forest around them.

"Yes, I remember," answered Kasko, Awasos's younger brother. "He said they were giant cannibals with sharp teeth and hearts made of ice. Consuming the spirit of a human being makes them stronger."