@misc{Beja_P._R._Predation_1997, author={Beja, P. R.}, volume={242}, copyright={Rights Reserved - Restricted Access}, journal={Journal of Zoology, Lond.}, address={London}, howpublished={online}, year={1997}, publisher={Wiley-Blackwell}, language={eng}, type={Text}, title={Predation by marine-feeding otters ( Lutra lutra ) in south-west Portugal in relation to fluctuating food resources}, keywords={Food, Lutra lutra, Otter, Otters, Portugal, Predation}, }