llion 50 179 Fulica americana Jan 25 Univ. Calif. Campus, Alameda Co., Calif. -found and put on with double copper wire. G/B-sexed ♀, estrogen tab placed under skin behind incision. Wound dusted with sulfanilamide. Weight-464 grams. C- weight-548 grams, sexed ♂, testosterone pellet put under skin. Punctured air sac going in-testes small, hidden under large intestine had a little trouble finding it, probably about 4 mm long, and at least 2mm in diameter. Used sulfanilamide on wound. YLB-weighs 497 grams-sexed ♂, no trouble, but like the last ♂, testes was fairly small and hard to locate. Powdered insides with sulfanilamide and placed 2 small pellets of testosterone under skin to rear of incision. No fat on any of these three birds. X/P seems to have left the area, it had the unclipped wings. Cw-weighs 382 grams, sexed-estrogen under skin. Jan 26 Gray Lodge Refuge, 800 ft. Butte Co., Calif. watching birds this afternoon, ample evidence of an early stage of territory behavior. No violent encounters noted but 15 or more pairs were on territory, threatening their neighbors some, but apparently not actually attacking them. Many of the birds are sitting on the water in charging position, or with their tails spread, or both. A great deal of "puffing" heard, also a few "ponks". But the "punk's" must be