| Volume 21, No. 4 | December 1989 |
| Paul B. Kannowski, Editor | |
|
|
|
| Douglas H. Johnson, Book Review Editor | |
| TABLE OF CONTENTS | |
| Small Mammals in Tall-Grass Prairie: Patterns Associated With Grazing and Burning | |
| B. K. Clark, D. W. Kaufman, E. J. Fink, and G. A. Kaufman | 177 |
| Burrow Distribution of Thirteen-Lined Ground Squirrels in Relation to Tree Canopies | |
| J. L. Koprowski |
185
|
| Spring and Summer Prey Remains Collected From Male Mink Dens in Southwestern Manitoba | |
| T. W. Arnold and E. K. Fritzell |
189
|
| Breeding Canvasbacks: A Test of A Habitat Model | |
| D. H. Johnson, M. C. Hammond, T. L. McDonald, C. L. Nustad, and M. D. Schwartz |
193
|
| A Checklist of The Ants of Oklahoma | |
| G. C. Wheeler and J. Wheeler |
203
|
| Potential Green Ash Browse in Hardwood Draws in Theodore Roosevelt National Park | |
| M. G. Sullivan, L. R. Irby, and C. B. Marlow |
211
|
| Burning Upland, Mixed Prairie in Badlands National Park | |
| S. G. Whisenant and D. W. Uresk |
221
|
| Fall Weights of Redheads and Ring-Necked Ducks in Northern Minnesota | |
| R. H. Heir | 229 |
| NOTES | |
| Second
Confirmed North Dakota Nesting of The Common Poorwill R. A. Royer |
218 |
| First
Documented Occurrence of Halogeton
glomeratus in South Dakota V. J. Naylor |
219 |
| Brambling
Observed in East Grand Forks, Minnesota M. Jacobs |
228 |
|
|
|
| Mammals
of The Upper Midwest W. L. Franklin |
233 |
| Peregrines
Revisted M. R. Fuller |
235 |
| Lewis and Clark as
Naturalists J. F. Kirkpatrick |
237 |
| INDEX TO VOLUME 21 |
239
|