Authors: Ancel, A Starke, LN Ponganis, PJ Van Dam, R Kooyman, GL

Citation: A. Ancel et al., Energetics of surface swimming in Brandt's cormorants (Phalacrocorax penicillatus Brandt), J EXP BIOL, 203(24), 2000, pp. 3727-3731

Authors: Ponganis, PJ Starke, LN Horning, M Kooyman, GL

Citation: Pj. Ponganis et al., Development of diving capacity in emperor penguins, J EXP BIOL, 202(7), 1999, pp. 781-786