How are rainbow crow and petra different? use details from both stories to support your answer.

The story of the Rainbow Crow is a Lenape legend, symbolizing the value of selflessness and service. After a long period of cold weather, the animals of the community become worried. They decide to send a messenger to the Great Sky Spirit to ask for relief. The Rainbow Crow, the most beautifully feathered bird, offers to make the arduous journey. He travels safely, and is rewarded by the Great Spirit with the gift of fire. He carries the gift in his beak back to his people, but he is not the same bird upon his return. The fire has scorched his plumage black, with only hints of his previous color, and his voice has been made rough and hoarse by the smoke. In this way, his sacrifice is commemorated.