and DeBenedictis 1961 Ondatra zibethicus 19 Aug. 4 mi. NNW Williams, Colusa Co., Calif. Bob Payne found a juv. of this species along a dirt-gravel road through extensive sedge, cattail marsh. The animal was in the low vegetation about a flooded cattail swail paralling the road. The animal is very weak, and attempted to crawl (very clumsily) into the cattails. when handled it attempted to bite. The weather was quite warm (low 80's), but it was cloudy and rained off and on thru most of the A.M. Found about noon. Discard. 4 Nov. Sacramento Natl. Wildlife Refuge, Glenn Co., Calif - a half grown specimen of this species was seen crawling along the road through the refuge in a situation much similar to the above. The area around was extensive cattail marsh. The road side was covered with flattened vegetation & the animal was quite conspicuous. About 4:30 PM, wasn't clear, good hazy weather.