• Watanuki, Y., Wanless, S., Harris, M.P., Lovvorn, J.R., Miyazaki, M., Tanaka, H. & Sato, K. (2006) "Swim speeds and stroke patterns in wing-propelled divers: a comparison among alcids and a penguin" J. Exp. Biol. 209(7):1217-1230
  • Lovvorn, J.R., Watanuki, Y., Kato, A., Naito, Y. & Liggins, G.A. (2004) "Stroke patterns and regulation of swim speed and energy cost in free-ranging Brünnich's guillemots" J. Exp. Biol. 207(26):4679-4695