Ecological Archives A025-098-A1
Timothy P. Lyons, James R. Miller, Diane M. Debinski, and David M. Engle. 2015. Predator identity influences the effect of habitat management on nest predation. Ecological Applications 25:1596–1605. http://dx.doi.org/10.1890/14-1641.1
Appendix A (Table A1). Predators identified at grasshopper sparrow nests with known fates in the Grand River Grasslands, Iowa 2010–2012.
Predator Classification |
Number of events |
Mammals |
|
American badger |
5 |
Striped skunk |
4 |
Coyote* |
4 |
Opossum |
2 |
Raccoon |
6 |
|
|
Cowbirds |
|
Brown-headed Cowbird |
5 |
|
|
Snakes |
|
Eastern Racer |
2 |
Garter Snake |
6 |
Snake (unknown spp.) |
4 |
|
|
Other |
|
Blue Jay |
1 |
Deer |
1 |
Grasshopper Sparrow† |
8 |
Red-tailed Hawk |
1 |
Loggerhead Shrike |
1 |
Vole |
1 |
Total events |
51 |
* One predator classified as a coyote may have been a domestic dog Canis familiaris Linnaeus.
† Egg and chick removals by parents were attributed to death by exposure or other natural causes.