Remsen, J.V. 1972 Curlew Sandpiper associated with the nest. The vermiculations on the back and wing were colored with areas of orangy-red - not all the light areas were whitish. The males stand on mound tops, with one foot forward of the other, giving their continuous melodious wheezy chirruppings. weee ooo weee eoo weee eoo weee eoo weee eoo weee eoo wheee oo whee oo whee oo whee oo This is the same trilling call he gives in the beginning of his display flight. Chases involving three birds were seen to last for over 15 seconds. The participants were of doubt - at least one male and one female. The third bird could have been either a pale male or a female. At one time, one of the males was definitely from Nest 1 - we watched him from his own territory cruise over towards the Nest 2 area (at that time not located) and immediately become involved in a three-party chase. The third male has yet to be established - beyond doubt seen and identified clearly, although he is probably one of the c pale birds in the chases. At another time, a pale bird was seen to chase a male - whether this was the mystery third male or not was not determined. Dr. Pitelng observed that each of the three males' ascending whistle notes was different: that of Nest 1 male rose to a higher pitch and was more sustained; that at the Nest 2