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♦ 1Feeding habits of two deep-sea sharks from central-northern Chile: hooktooth dogfish Aculeola nigra (Etmopteridae) and dusky catshark Bythalaelurus canescens (Scyliorhinidae), Enzo Acuña and Juan Carlos Villarroel, Revista de Biología Marina y Oceanografía Vol. 45, S1: 737-743, diciembre 2010
♦ 2Jorrit H. Poelen, James D. Simons and Chris J. Mungall. (2014).
Global Biotic Interactions: An open infrastructure to share and analyze species-interaction datasets. Ecological Informatics.
♦ 3Niche Partitioning, Distribution And Competition In North Atlantic Beaked Whales, Colin D. MacLeod, A thesis submitted to the School of Biological Sciences for a degree of Doctor of Philosophy at the University of Aberdeen, Aberdeen, UK. January 2005
♦ 4SPATIAL AND TEMPORAL PATTERNS OF DIET IN THE CAPE CORMORANT OFF SOUTHERN AFRICA, DAVID CAMERON DUFFY, RORY PAUL WILSON, AND MARIE PIERRE WILSON, The Condor 89:830-834 (1987)
♦ 5Food habits of Dipturus chilensis (Pisces: Rajidae) off Patagonia, Argentina, M. Koen Alonso, E. A. Crespo, N. A. García, S. N. Pedraza, P. A. Mariotti, B. Berón Vera and N. J. Mora, ICES Journal of Marine Science, 58: 288297. 2001