كتب ذات صلة

The waterfowl research program in Illinois

Turkeys, ducks, and geese

Preliminary report on availability and use of waterfowl food plants in the Illinois River Valley

A natural history of the ducks

• On Melospiza melodia in Ontario
  المؤلفون: Snyder, L. L. ,  Fleming, James H.

• Two new species of Ontario spiders
  المؤلفون: Kurata, T. B.
• The reptiles of Ontario
  المؤلفون: Logier, E. B. S.
• A faunal investigation of Prince Edward County, Ontario
  المؤلفون: Snyder, L. L.