Air sac PO2 and oxygen depletion during dives of emperor penguins

Journal of Experimental Biology

Volumn 208, Issue 15, 2005, Pages 2973-2980

  Knower Stockard, T ^a   Heil, J ^b   Meir, J U ^a   Sato, K ^c   Ponganis, K V ^a   Ponganis, P J ^a  

^a UNIVERSITY OF CALIFORNIA SAN DIEGO   (United States)

^b NAVAL MEDICAL CENTER SAN DIEGO   (United States)

^c UNIVERSITY OF TOKYO   (Japan)

Author keywords

Air sac; Aptenodytes forsteri; Dive; Electrode; Emperor penguin; Hypoxia; Metabolic rate; Oxygen

Indexed keywords

APTENODYTES FORSTERI; AVES; DIVES (BIRD); SPHENISCIDAE;

OXYGEN;

ANIMAL; ANTARCTICA; ARTICLE; BODY TEMPERATURE; COMPARATIVE STUDY; DIVING; LUNG; METABOLISM; OXYGEN CONSUMPTION; PENGUIN; PHYSIOLOGY; PRESSURE; TIME;

ANIMALS; ANTARCTIC REGIONS; BODY TEMPERATURE; DIVING; LUNG; OXYGEN; OXYGEN CONSUMPTION; PARTIAL PRESSURE; SPHENISCIDAE; TIME FACTORS;

EID: 24644497787     PISSN: 00220949     EISSN: None     Source Type: Journal    
DOI: 10.1242/jeb.01687     Document Type: Article

References (32)

1. Bernstein, M. H., Duran, H. L. and Pinshow, B. (1984). Extrapulmonary gas exchange enhances brain oxygen in pigeons. Science 226, 564-566.
2. Black, C. P. and Tenney, S. M. (1980). Oxygen transport during progressive hypoxia in high-altitude and sea-level waterfowl. Res. Physiol. 39, 217-239.
3. Boggs, D. F., Baudinette, R. V., Frappell, P. B. and Butler, P. (2001). The influence of locomotion on air-sac pressures in little penguins. J. Exp. Biol. 204, 3581-3586.
4. Burmester, T., Weich, B., Reinhardt, S. and Hankein, T. (2000). A vertebrate globin expressed in the brain. Nature 407, 520-523.
5. Butler, P. J. and Jones, D. R. ( 1997). The physiology of diving of birds and mammals. Physiol. Rev. 77, 837-899.
6. Faraci, F. M. (1986). Circulation during hypoxia in birds. Comp. Biochem. Physiol. A 85, 613-620.
7. Hudson, D. M. and Jones, D. R. (1986). The influence of body mass on the endurance to restrained submergence in the Pekin duck. J. Exp. Biol. 120, 351-367.
8. Kerem, D. and Elsner, R. W. (1973). Cerebral tolerance to asphyxial hypoxia in the harbor seal. Res. Physiol. 19, 188-200.
9. Kooyman, G. L. and Kooyman, T. G. (1995). Diving behavior of emperor penguins nurturing chicks at Coulman Island, Antarctica. Condor 97, 536-549.
10. Kooyman, G. L. and Ponganis, P. J. (1994). Emperor penguin oxygen consumption, heart rate and plasma lactate levels druing graded swimming exercise. J. Exp. Biol. 195, 199-209.
11. Kooyman, G. L. and Ponganis, P. J. (1998). The physiological basis of diving to depth: birds and mammals. Ann. Rev. Physiol. 60, 19-32.
12. Kooyman, G. L., Schroeder, J. P., Greene, D. G. and Smith, V. A. (1973). Gas exchange in penguins during simulated dives to 30 and 68 m. Am. J. Physiol. 225, 1467-1471.
13. Kooyman, G. L., Ponganis, P. J., Castellini, M. A., Ponganis, E. P., Ponganis, K. V., Thorson, P. H., Eckert, S. A. and LeMaho, Y. (1992) Heart rates and swim speeds of emperor penguins diving under sea ice. J. Exp. Biol. 165, 161-180.
14. LeMaho, Y., Delclitte, P. and Chatonnet, J. (1976). Thermoregulation in fasting emperor penguins under natural conditions. Am. J. Physiol. 231, 913-922.
15. Nagy, K. A., Kooyman, G. L. and Ponganis, P. J. (2001). Energetic cost of foraging in free-diving emperor penguins. Physiol. Biochem. Zool. 74, 541-547.
16. Pinshow, B., Fedak, M. A. and Schmidt-Nielsen, K. (1977). Terrestrial locomotion in penguins: it costs more to waddle. Science 195, 592-594.
17. Pinshow, B., Bernstein, M. H., Lopez, G. E. and Kleinhaus, S. (1982) Regulation of brain temperature in pigeons: effects of corneal convection. Am. J. Physiol. 1982, R577-R581.
18. Ponganis, P. J. and Kooyman, G. L. (2000). Diving physiology of birds: a history of studies on polar species. Comp. Biochem. Physiol. A 126, 143-151.
19. Ponganis, P. J., Kooyman, G. L., Starke, L. N., Kooyman, C. A. and Kooyman, T. G. (1997). Post-dive blood lactate concentrations in emperor penguins, Aptenodytes forsteri. J. Exp. Biol. 200, 1623-1626.
20. Ponganis, P. J., Kooyman, G. L., Van Dam, R. and Le Maho, Y. (1999). Physiological responses of king penguins during simulated diving to 136m depth. J. Exp. Biol. 202, 2819-2822.
21. Ponganis, P. J., Van Dam, R. P., Marshall, G., Knower, T. and Levenson, D. H. (2000). Sub-ice foraging behavior of emperor penguins. J. Exp. Biol. 203, 3275-3278.
22. Ponganis, P. J., Van Dam, R. P., Knower, T. and Levenson, D. H. (2001) Temperature regulation in emperor penguins foraging under sea ice. Comp. Biochem. Physiol. A 129, 811-820.
23. Ponganis, P., Kooyman, G. L. and Ridgway, S. H. (2003a). Comparative Diving Physiology. In Physiology and Medicine of Diving (ed. A. O. Brubakk and T. S. Neuman), pp. 211-226. Edinburgh: Saunders.
24. Ponganis, P. J., Van Dam, R. P., Levenson, D. H., Knower, T., Ponganis, K. V. and Marshall, G. (2003b). Regional heterothermy and conservation of core temperature in emperor penguins diving under sea ice. Comp. Biochem. Physiol. A 135, 477-487.
25. Powell, F. L. and Hempelman, S. C. (1985). Sources of carbon dioxide in penguin air sacs. Am. J. Physiol. 248, R748-R752.
26. Powell, F. L., Geiser, J., Gratz, R. K. and Scheid, P. (1981). Airflow in the avian respiratory tract: variations of O2 and CO concentrations in the bronchi of the duck. Res. Physiol. 44, 195-213.
27. Sato, K., Naito, Y., Kato, A., Niizuma, Y., Watanuki, Y., Charassin, J. B., Bost, C.-A., Handrich, Y. and Le Maho, Y. (2002). Buoyancy and maximal diving depth in penguins: do they control inhaling air volume? J. Exp. Biol. 205, 1189-1197.
28. Scheid, P. (1979). Mechanisms of gas exchange in bird lungs. Rev. Physiol. Biochem. Pharmacol. 86, 137-186.
29. Scholander, P. F. (1940). Experimental investigations on the respiratory function in diving mammals and birds. Hvalradets skrifter 22, 1-131.
30. Tamburrini, M., Condo, S. G., di Prisco, G. and Giardina, B. (1994) Adaptation to extreme environments: structure-function relationships in emperor penguin hemoglobin. J. Mol. Biol. 237, 615-621.
31. Torre-Bueno, J. R., Geiser, J. and Scheid, P. (1980). Incomplete gas mixing in the air sacs of the duck. Res. Physiol. 42, 109-122.
32. Van Dam, R. P., Ponganis, P. J., Ponganis, K. V., Levenson, D. H. and Marshall, G. (2002). Stroke frequencies of emperor penguins diving under sea ice. J. Exp. Biol. 205, 3769-3774.