Lee Donald 1937 Itinerary May 27 Warm Spring, 4,000 ft, 9 mi Ethwedeo, Lassen Co, Calif. is about 2 ft. high and it was impossible to find the bat in the dark I waited until this morning to hunt for it. Much to my surprise I was able to find it quite easily. Although a wing was broken and a shirt had cut through the heavy shoulder muscles the bat was still alive. It was a tTlyotis (sp.? ). Several other similar appearing bats were seen but none were tagged. While shooting bats the large hawks roosting in the cottonwood trees would fly about — frightened by the shots. At one time I counted over 30 in the air at once. They were all broad-winged hawks — with the exception of a few harriers (Marsh hawks) but because of the poor light I could not make out the species. It was interesting to me that such large flocks should roost together in one locality at a time of the year when nesting is in full swing. Could it be that these are young birds for the most part or are they old birds which have not as yet started to nest. Because of the great numbers I am somewhat inclined to favor the former. There are great numbers of Flourning Doves around this locality. At one time I observed young birds just out of the nest (2). Out of seven nests of Brewer Blackbirds observed six had eggs and one had half grown young. For the last two days the weather has