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ALL
SPECIES ABOVE ARE ILLUSTRATED IN THESE REFERENCES:
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| Birds
of North America |
| C.S.
Robbins, B. Bruun, & H. Zim, Golden
Press |
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| A
Field Guide to Western Birds |
| Peterson,
R.T., Houghton Mifflin Co. |
| |
| Field
Guide to the Birds
of North
America |
| J.
Dunn, K. Garrett, et al, National Geographic |
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