1. High feeding costs limit dive time in the largest whales;Acevedo-Gutiérrez;J. Exp. Biol.,2002
2. Physiological adaptations in diving vertebrates;Andersen;Physiol. Rev.,1966
3. Thermoregulation and metabolism in freely diving northern elephant seals;Andrews;FASEB,1994
4. Heart rates of northern elephant seals diving at sea and resting on the beach;Andrews;J. Exp. Biol.,1997
5. Bannasch, R., 1995. Hydrodynamics in penguins: an experimental approach. In: Dann, P., Norman, I., Reilly, P. (Eds.), The Penguin. Surrey Beatty, Australia, pp. 141–176.