February 29, 1936 53 R The banks have slid out like this in varying degrees all along until there very little of the original bank left. This has exposed much new ground and it will be interesting from a bird habitat point view as well as from the botanical point view to notice what the new succession of plant growth will be like. At the easternmost point of our trip Dr. Ginnell pointed out so that some one could get some little record of an incident that will be very interesting to follow up. It was a Road- Runner calling for a mate from a position far up the canyon in a nearby chaparral on the