Attributes / relations provided by
♦ ¹Diet of the Humboldt penguin (Spheniscus humboldti) in northern and southern Chile, C. Herling, B. M. Culik, J. C. Hennicke, Marine Biology (2005) 147: 13–25
♦ ²THE DIET OF MARKHAM’S STORM PETREL OCEANODROMA MARKHAMI ON THE CENTRAL COAST OF PERU, IGNACIO GARCÍA-GODOS, ELISA GOYA & JAIME JAHNCKE, Marine Ornithology 30: 77–83 (2002)