Attributes / relations provided by
♦ 1Myers, P., R. Espinosa, C. S. Parr, T. Jones, G. S. Hammond, and T. A. Dewey. 2006. The Animal Diversity Web (online). Accessed February 01, 2010 at
animaldiversity.org♦ 2CephBase - Cephalopod (Octopus, Squid, Cuttlefish and Nautilus) Database
♦ 3Jorrit 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.
♦ 4del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.).
Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona.
♦ 5ADAM J. BESTER, DAVID PRIDDEL & NICK I. KLOMP,
Diet and Foraging Behaviour of the Providence Petrel Pterodroma solandri Marine Ornithology 39: 163–172 (2011)