BIRDS 
172. Yellow-bellied Flycatcher. Empidonaz flavi- 
ventris. Regular migrant, usually not abundant. 
173. Alder Flycatcher. Hmpidonax trailla alnor- 
um. Rare migrant. 
174. Least Flycatcher. Hmpidonax minimus. 
Regular migrant, sometimes abundant; rare breeder. 
Family ALavprpaz. 
175. Horned Lark. Otocoris alpestris alpestris. 
Migrant, no recent records. 
176. Prairie Horned Lark. Otocoris alpestris pra- 
ticola. Regular migrant, abundant, rather common 
resident; breeds. 
Family Corvipae. 
177. Blue Jay. Cyanocitta cristata cristata. 
Resident, sometimes abundant; rare breeder. 
178. Canada Jay. Perisoreus canadensis canaden- 
sis. Accidental records of two migrations. 
179. Northern Raven. Corvus corax principalis. 
No recent records, probably once a resident. 
180. Crow. Corvus brachyrhynchos brachyrhyn- 
chos. Resident, abundant; breeds. 
181. Bobolink. Dolichonyx oryzworus. Summer 
resident; breeds. 
182. Cowbird. Molothrus ater ater. Summer resi- 
dent, common, a parasite. 
183. Yellow-headed Blackbird. Xanthocephalus 
zanthocephalus. Accidental, one record. 
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