Killer whales are considered a particular symbol of power and strength, and catching sight of one is considered a momentous omen. Some tribes, such as the Tlingit, view the killer whale as a special protector of humankind and never hunted killer whales (although they were accomplished whale hunters of other species.) (x)
Top photo: A pod of orca in Alaska.
Bottom photo: Some members of the Tilingit tribe; date unknown. (x)