University of Illinois Urbana-Champaign

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Showing 31–60 of 68 items
Thumbnail for The Genera of Nearctic Therevidae
The Genera of Nearctic Therevidae
Irwin, Michael E.; Lyneborg, Leif

Thumbnail for Environmental evaluations using birds and their habitats
Environmental evaluations using birds and their habitats
Graber, Jean Weber; Graber, Richard Rex

Thumbnail for Pesticides and Environmental Quality in Illinois
Pesticides and Environmental Quality in Illinois
Metcalf, Robert L.; Sanborn, James R.

Thumbnail for An Electrofishing Survey of the Illinois River, 1959-1974
An Electrofishing Survey of the Illinois River, 1959-1974
Sparks, Richard E.; Starrett, William Charles

Thumbnail for Waterfowl Populations and the Changing Environment of the Illinois River Valley
Waterfowl Populations and the Changing Environment of the Illinois River Valley
Bellrose, Frank Chapman; Paveglio, Fred, L. Jr.; Steffeck, Donald W.

Thumbnail for The Diptera, or True Flies, of Illinois. I. Tabanidae
The Diptera, or True Flies, of Illinois. I. Tabanidae
Pechuman, L.L.; Webb, Donald W.; Teskey, H.J.

Thumbnail for The Mecoptera, or Scorpionflies, of Illinois
The Mecoptera, or Scorpionflies, of Illinois
Webb, Donald W.; Penny, Norman D.; Marlin, John C.

Thumbnail for Some unusual natural areas in Illinois
Some unusual natural areas in Illinois
Evers, Robert August; Page, Lawrence M.

Thumbnail for Illinois birds: Ciconiiformes
Illinois birds: Ciconiiformes
Graber, Jean Weber; Kirk, Ethelyn L.; Graber, Richard Rex

Thumbnail for Distribution and Relative Abundance of the Gray Squirrel in Illinois
Distribution and Relative Abundance of the Gray Squirrel in Illinois
Nixon, Charles M.; Havera, Stephen P.; Greenberg, Robert E.

Thumbnail for Illinois birds, Picidae
Illinois birds, Picidae
Graber, Jean Weber; Graber, Richard Rex; Kirk, Ethelyn L.

Thumbnail for Illinois birds, Wood warblers
Illinois birds, Wood warblers
Graber, Jean Weber; Kirk, Ethelyn L.; Graber, Richard Rex