Selected Publications:

1. Cornick LA, Inglis SD, Willis K, Horning M (2006) Effects of increased swimming costs on foraging behavior and efficiency of captive Steller sea lions:
   evidence for behavioral plasticity in the recovery phase of dives. Journal of Experimental Marine Biology and Ecology 333 (2): 306-314. Full text (pdf).
   
   
2. Mellish JE, Calkins DG, Christen DR, Horning M, Rea LD, Atkinson SK (2006) Temporary Captivity as a Research Tool: Comprehensive Study of Wild Pinnipeds Under Controlled Conditions. Aquatic Mammals 32(1): 58-65. Full text (pdf).
   
   
3. Horning M, Hill RD (2005) Designing an archival satellite transmitter for life-long deployments on oceanic vertebrates:
   The Life History Transmitter. IEEE Journal of Oceanic Engineering, Vol. 30 (4): 807-817. Full text (pdf).
   
   
4. Willis K, Horning M (2005) A novel approach to measuring heat flux in swimming animals.
   Journal of Experimental Marine Biology and Ecology 315(2): 147-162. Full text (pdf).
   
   
5. Willis K, Horning M, Rosen DAS, Trites AW (2005) Spatial variation of heat flux in Steller sea lions: evidence for consistent avenues of heat exchange along the body trunk. Journal of Experimental Marine Biology and Ecology 315(2): 163-175. Full text (pdf).
   
   
6. Mellish JE, Tuomi PA, Horning M (2004) Assessment of ultrasound imaging as a non-invasive measure of blubber thickness in pinnipeds.
   Journal of Zoo and Wildlife Medicine 35(1): 116 - 118 (2004). Full text (pdf).
   
   
7. Williams TM, Fuiman LA, Horning M, Davis R (2004). The cost of foraging by a marine predator, the Weddell seal Leptonychotes weddellii: pricing by the stroke.
   The Journal of Experimental Biology 207: 973-982. Full text (pdf).
   
   
8. Davis RW, Hagey W, Horning M (2004) Monitoring the behavior and multi-dimensional movements of Weddell seals using an animal-borne video and data recorder.
   Memoirs of the National Institute of Polar Research, Special Issue 58: 148-154. Full text (pdf).
   
   
9. Cornick LA, and Horning M (2003) A test of hypotheses based on optimal foraging considerations for a diving mammal using a novel experimental approach.
   Canadian Journal of Zoology 81(11): 1799-1807. Abstract - Full text (pdf).
   
   
10. Davis RW, Fuiman LA, Williams TM, Horning M, Hagey W. (2003) Classification of Weddell Seal Dives Based on Three-Dimensional Movements and Video Recorded Observations. Marine Ecology Progress Series 264: 109-122. Abstract - Full text (pdf).
    
    
11. Williams TM, Davis RW, Fuiman LA, Francis J, Le Boeuf BJ, Horning M, Calambokidis J, Croll DA (2000) Sink or Swim: Strategies for Cost-Efficient Diving by Marine Mammals. Science 288: 133-136. Full text (pdf). 
    
    
12. Horning M, Trillmich F (1999) Lunar cycles in diel prey migrations exert stronger effect on diving of juveniles than adult Galápagos fur seals. Proc. Royal Soc. Lond. B. 266 (1424): 1127-1132. Abstract Full text (pdf) (1.4 MB).
    
    
13. Horning M, Trillmich F. (1999). The Impact of Age, Diving Abilities and Ecological Conditions on Weaning in the Smallest Otariid. Advances in Ethology 34: 55.
    Abstract.
    
    
14. Ponganis PJ, Starke LN, Horning M, Kooyman GL (1999) Development of diving capacity in Emperor Penguins. J. Exp. Biol. 202(7): 781-786. Full text (pdf) (1 MB).
    
    
15. Davis RW, Fuiman LA, Williams TM, Collier SO, Hagey WP, Kanatous SB, Kohin S, Horning M (1999) Hunting Behavior of a Marine Mammal Beneath the Antarctic Fast Ice. Science 283: 993-996. Full text (pdf).
    
    
16. Horning, M., Trillmich, F. (1997) Ontogeny of Diving Behaviour in the Galapagos Fur Seal. Behaviour 134: 1211-1257.
    Abstract Full text (pdf) (3.8 MB). Since this pdf file is very large, it is also available in two pdf parts: Part A (1.7 MB) and Part B (2.3 MB).
    
    
17. Horning, M., Trillmich, F. (1997) Development of Hemoglobin, Hematocrit and Erythrocyte Values in Galápagos Fur Seals. Marine Mammal Science 13(1): 100-113.
    Abstract Full text (pdf) (2.4 MB).
    
    
18. Ancel, A., Horning, M., Kooyman, G.L. (1997) Prey ingestion revealed by oesophagus and stomach temperature recordings in seabirds. J.Exp.Biol. 200: 149-154. Full text (pdf) (1 MB).
    
    
19. Kooyman, G.L., Kooyman, T.G., Horning, M., Kooyman, C.A. (1996) Penguin dispersal after fledging. Nature 383: 397. Full text (pdf).
    
    

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