Intraspecific variation in feeding strategies of Galapagos sea lions: A case of trophic specialization. by Diego Páez-Rosas, Stella Villegas-Amtmann, Daniel Costa

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East or west: the energetic cost of being a gray whale and the consequence of losing energy to disturbance by Villegas-Amtmann, S, Schwarz, LK, Gailey, G, Sychenko, O, Costa, DP

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Individual foraging strategies reveal niche overlap between endangered galapagos pinnipeds. by Stella Villegas-Amtmann, Jana W E Jeglinski, Daniel P Costa, Patrick W Robinson, Fritz Trillmich

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Latitudinal range influences the seasonal variation in the foraging behavior of marine top predators. by Stella Villegas-Amtmann, Samantha E Simmons, Carey E Kuhn, Luis A Huckstadt, Daniel P Costa

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Comparisons and Uncertainty in Fat and Adipose Tissue Estimation Techniques: The Northern Elephant Seal as a Case Study. by Lisa K Schwarz, Stella Villegas-Amtmann, Roxanne S Beltran, Daniel P Costa, Chandra Goetsch, Luis Hückstädt, Jennifer L Maresh, Sarah H Peterson

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Influence of hunting strategy on foraging efficiency in Galapagos sea lions by Jessica-Anne Blakeway, John P.Y. Arnould, Andrew J. Hoskins, Patricia Martin-Cabrera, Grace J. Sutton, Luis A. Huckstadt, Daniel P. Costa, Diego Páez-Rosas, Stella Villegas-Amtmann

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Accuracy of ARGOS locations of Pinnipeds at-sea estimated using Fastloc GPS. by Daniel P Costa, Patrick W Robinson, John P Y Arnould, Autumn-Lynn Harrison, Samantha E Simmons, Jason L Hassrick, Andrew J Hoskins, Stephen P Kirkman, Herman Oosthuizen, Stella Villegas-Amtmann, Daniel E Crocker

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