sentences:  For example, it followed canoe builders through dense vegetation, watching them as they searched for suitable trees.They considered it their guardian spirit, an incarnation of their patron goddess Lea, because if the bird pecked at a fallen tree, it was a sign that the tree was riddled with burrowing insects and thus not good anymore, but when the bird showed no interest in a tree, it indicated that the wood was suitable.This is the origin of the ancient Hawaiian proverb, "Uā elepaio ia ka waa" ("The canoe is marked out by the elepaio").