Trumpeter Lake 256 Thompson Yellowstone June 17, 1932. made this spring. A freshly broken coyote egg, and a picked Pied-billed grebe's egg were also found on the island. One Pied-billed grebe was seen on the lake; one Eared grebe; and the usual population of other nesting birds, which, will be y recorded in a census to be taken soon. Trumpeter Swan excreta contained many thistle seeds, other vegetable matter, and some young green sprouts of water plants (unidentified). Dr. F.R. Castler returned to the lake with us about 1:00 P.M. The broken shells were put in the next 3 photographs. One coyote track was found on the elk trail by the lake. Coyotes called to each other from the hills north of the Lamar River about 1:00 P.M.