Alonso-Alvarez, C., Ferrer, M., Viñuela, J., Amat, J.A. 2003. Plasma chemistry of the chinstrap penguin Pygoscelis antarctica during fasting periods: A case of poor adaptation to food deprivation? Polar Biology 26: 14 – 19.
Key words: antarctica, physiology of fasting, urea, uric acid, glucose, cholesterol, body size, ecological factors