Partial loss of red-tailed hawk territories to swainson's hawks: relations to habitat

@article{Janes1994PartialLO,
  title={Partial loss of red-tailed hawk territories to swainson's hawks: relations to habitat},
  author={S. Janes},
  journal={The Condor},
  year={1994},
  volume={96},
  pages={52-57}
}
Of a population of 33 pairs of Red-tailed Hawks (Buteojamaicensis) inhabiting north-central Oregon, 9 and 10 pairs lost portions of their breeding territories to laterarriving Swainson's Hawks (B. swainsoni) in 1977 and 1978, respectively. The loss was accompanied by aggressive Swainson's Hawk behavior and vigorous Red-tailed Hawk defense. Analysis of the habitat relinquished by Red-tailed Hawks showed perch availability to be an important resource in the habitat relations of these species. Red… Expand
16 Citations
Correlates of Survival in Swainson's Hawks Breeding in Northern California
  • 16
ROADSIDE HAWK BREEDING ECOLOGY IN FOREST AND FARMING LANDSCAPES
  • 10
...
1
2
...