J.G.Hall 1952 72 Sagehen Creek, 3 mi. NW Hobart Mills, Nevada Co., Calif. Sept. 2. N. dam to at same time an immature redtail (?) flew down to land in a deal pine below. Head + neck dark brown, chest v. light cream, belly darker. 6:32 medium size beaver appeared at crossing, swam down to and over the lowest dam. 6:42 a big one under water about to enter twin pines burrow but then went up al- most to little dam under water before I lost him. This one plus one ~~ two others appeared just above sta. 4 dam & climbed over. Both fairly big but one bigger. Next swam down to & over the big dam, one nuzzled the other as they swam. This is the only evidence I've seen so far that one beaver any more than silently tolerates any other. Climbed down tree 7:45 + stood on bank for 15 minutes but saw no action so left 8:25. Walked up & down stream but saw nothing. Moon full. Sept 3 While standing on S. dam at 12:10 sur- veying, I noticed a commotion in the water 20' upstream. The commotion approached + materialized into a group of 4/5 grown Neule, total