@misc{indiciae5b3ad9bd457c,
  title = {Foraging strategies of Glaucous-winged Gulls in rocky intertidal communities},
  author = {David B. Irons and Robert G. Anthony and James A. Estes},
  year = {1986},
  doi = {10.2307/1939077},
  url = {https://pubs.usgs.gov/publication/1007564},
  note = {Source identifier: 1007564}
}