Crow feathers are sought for the arrow shaft and for use in ceremony. The buzzard is not molested, and both are sacred. Pg. 159An Ethnologic Dictionary of the Navajo Langauge, 1929; The Franciscan Fathers
(U) as a carrion eater, classed with birds of evil propensities, is difficult
to persuade. He is important in the myths of the Night Chant and War Ceremony,
a 'crow-bill' being a major property of the latter.
Navajo Religion, Vol II; Gladys A. Reichard, 1950