spr:ng migration notes of the Chicago area (5) 
1913 1914 1915 1916 1917 1918 1919 1920 
165 White-winged Scoter Oidemia deglandi 
Apr. 18 
Uncommon winter visitant. 
167. Ruddy Du.ck Erismatura jamaicensis 
Apr. 15 Apr. 16 Apr. 9 ^Pr. 
Not uncommon migrant. 
171a White-fronted Goose Anser albifrons gambeli 
Apr. 7 
Ro re migrant, ""a" small flock seen in Hinsdale swamp by Mr. Watson. 
179 Camda Goose Branta canadensis canadensis 
172. ^anad-^^-^^^^^ 3 ^^^^ 3 lo. Peb. 10 Mar. 25 Mar. 3 
' Common migrant often wintering; spends the day on the edge of the ice 
on the lake, and the night inland on some cornfield of the previous season 
19 0 Bittern Botaurus lentiginosus 
Apr. 28 Mar. 21 Apr. 11 Apr. 24 May 4 Apr. 7 Apr. 22 
Common summer resident. 
191. Least Bittern Ixobrychus exilis _ 
May 1 Apr. 27 May 8 June 8 May 30 May 10 May 15 
Fairly common summer resident. 
19 4 Great Blue Heron Ardea herodias herodias 
May 11 Apr. 29 Mar. 31 May 10 Apr. 3 
Not uncommon summer resident. 
200. Little Blue Heron Florida caerulea 
May 8 
Casual visitant. One observed in Jackson Park, May 8, 1915. 
201 Green Heron • Butorides virescens virescens 
Apr. 22 Apr. 15 Apr. 22 Apr. 16 Apr. 18 Apr. 28 Apr. 19 Apr. 22 
Fairly common summer resident; common during migration. 
202 Black-crowned Night Heron Nycticorax nycticorax nacvius. 
Mar. 29 Apr. 20 Apr. 18 Mar. 31 Apr. 28 May 10 
Rather common summer resident. 
203. Yellow-crowned Night Heron Nyctanassa violacea 
Apr- 14 
Accidental straggler in the area. One, observed in Jackson Park, April 
14, 1918. The bird showed no signs of having been in captivity, and flew 
well. 
206 Sandhill Crane Grus mexicana 
May 2 Mar. 24 Apr. 22 
Formerly common, but now extremely rare migrant. One seen in Jack- 
son Park, attempting to fly against a strong wind. It continued its ef- 
forst for half an hour bat was finally blowti out of sight to the south. 
208. King Rail. Rallus elegans 
Apr. 19 Apr. 24 Apr. 25 May 20 May 4 
Common summer resident. 
212. Virginia Rail. Rallus virginianus 
Apr. 22 Apr. 25 Apr. 18 Apr. 25 Apr. 18 May 5 May 10 Apr. 24 
Common summer resident. 
