In Celtic mythology, this figure's form was assumed by Badb and the Morrigan.  
This figure plays a key role in the Haida creation myth, in which he frees men from a clam shell.  Also known as He'maskas, Txamsem, Yehl, and Kwekwaxa'we, he brought the first berries and meat to humans, not to mention fresh water, fire, and stars.  In Celtic mythology, this figure's form was assumed by Badb and the Morrigan.  FTP, identify this Native American antagonist to Coyote, a trickster who took the Sun in his beak from Gray Eagle's tent, and who shares his name with the forms of Huginn and Muninn, who perch on Odin's shoulders, a pair of birds.
This figure plays a key role in the Haida creation myth, in which he frees men from a clam shell.  
Raven