Research Topics
| L G HalseySummaryAffiliation: Roehampton University Country: UK Publications
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Detail Information
Publications
The relationship between energy expenditure and speed during pedestrianlocomotion in birds: A morphological basis for the elevated y-intercept?Lewis G Halsey
Department of Life Sciences, University of Roehampton, Holybourne Avenue, London SW15 4JD, UK Electronic address
Comp Biochem Physiol A Mol Integr Physiol 165:295-8. 2013....
The energy expenditure of stair climbing one step and two steps at a time: estimations from measures of heart rateLewis G Halsey
Department of Life Sciences, University of Roehampton, London, United Kingdom
PLoS ONE 7:e51213. 2012..Therefore to expend the maximum number of calories when climbing a set of stairs the single-step strategy is better...
Comparative energetics of mammalian locomotion: Humans are not differentL G Halsey
Centre for Research in Ecology, Department of Life Sciences, University of Roehampton, Holybourne Avenue, London SW15 4JD, UK Electronic address
J Hum Evol 63:718-22. 2012..We therefore conclude that there is no evidence from metabolic data that humans, or A. afarensis, have/had a reduced energy cost of pedestrian locomotion compared to other mammals in general...
Does alcohol consumption really affect asymmetry perception? A three-armed placebo-controlled experimental studyLewis G Halsey
Department of Life Sciences, University of Roehampton, London, UK
Addiction 107:1273-9. 2012..This study tested the degree of preference by alcohol-dosed and non-alcohol-dosed participants for symmetrical faces and their ability to detect facial symmetry, while controlling for other explanations...
100 years since Scott reached the pole: a century of learning about the physiological demands of AntarcticaLewis G Halsey
University of Roehampton, Holybourne Ave, London SW15 4JD, UK
Physiol Rev 92:521-36. 2012..Nevertheless, even with today's knowledge, a repeat attempt at his expedition would by no means be bound to succeed...
Measuring energetics and behaviour using accelerometry in cane toads Bufo marinusLewis G Halsey
School of Life Sciences, Roehampton University, London, United Kingdom
PLoS ONE 5:e10170. 2010....
An explanation for enhanced perceptions of attractiveness after alcohol consumptionL G Halsey
Roehampton University, London, UK
Alcohol 44:307-13. 2010....
Assessing the development and application of the accelerometry technique for estimating energy expenditureLewis G Halsey
School of Life Sciences, Roehampton University, Holybourne Avenue, London SW15 4JD, UK
Comp Biochem Physiol A Mol Integr Physiol 158:305-14. 2011..The use of ODBA in field metabolic studies is likely to continue growing, supported by its relative ease of use and range of applications...
Assessing the validity of the accelerometry technique for estimating the energy expenditure of diving double-crested cormorants Phalacrocorax auritusL G Halsey
Roehampton University, London SW15 4JD, UK
Physiol Biochem Zool 84:230-7. 2011..The possible explanations include reasons why energy expenditure may not relate to ODBA but also reasons why oxygen uptake between dives may not accurately represent energy expenditure during a dive cycle...
Could Scott have survived with today's physiological knowledge?Lewis George Halsey
Roehampton University, Holybourne Avenue, London SW15 4JD, UK
Curr Biol 21:R457-61. 2011....
Measuring energy expenditure in sub-adult and hatchling sea turtles via accelerometryLewis G Halsey
Department of Life Sciences, Roehampton University, London, United Kingdom
PLoS ONE 6:e22311. 2011....
Accelerometry to Estimate Energy Expenditure during Activity: Best Practice with Data LoggersL G Halsey
Roehampton University, London, United Kingdom
Physiol Biochem Zool 82:396-404. 2009..In conclusion, data storage can be maximized when using acceleration as a proxy for Vo(2) by consideration of reductions in (1) number of axes measured and (2) sampling frequency...
Modeling the marine resources consumed in raising a king penguin chick: an energetics approachL G Halsey
School of Human and Life Sciences, Roehampton University, Holybourne Avenue, London SW15 4JD, United Kingdom
Physiol Biochem Zool 81:856-67. 2008....
The relationship between oxygen consumption and body acceleration in a range of speciesL G Halsey
School of Human and Life Sciences, Roehampton University, London, SW15 4JD, UK
Comp Biochem Physiol A Mol Integr Physiol 152:197-202. 2009..The use of ODBA to estimate V(O(2)) was valid across all species examined and may show a greater potential for estimating energy expenditure for individual animals than other techniques...
Recovery from swimming-induced hypothermia in king penguins: effects of nutritional conditionL G Halsey
Centre for Ornithology, School of Biosciences, University of Birmingham, Edgbaston B15 2TT, United Kingdom
Physiol Biochem Zool 81:434-41. 2008....
Acceleration versus heart rate for estimating energy expenditure and speed during locomotion in animals: tests with an easy model species, Homo sapiensLewis G Halsey
School of Biosciences, Centre for Ornithology, University of Birmingham, Edgbaston B15 2TT, UK
Zoology (Jena) 111:231-41. 2008....
Behavioral and physiological significance of minimum resting metabolic rate in king penguinsL G Halsey
Centre for Ornithology, School of Biosciences, University of Birmingham, Edgbaston B15 2TT, United Kingdom
Physiol Biochem Zool 81:74-86. 2008....
How accurately can we estimate energetic costs in a marine top predator, the king penguin?Lewis G Halsey
Centre for Ornithology, School of Biosciences, University of Birmingham, Edgbaston B15 2TT, UK
Zoology (Jena) 110:81-92. 2007..Finally, a statistical method to include easy-to-measure morphometric characteristics, which may improve the accuracy of f(H) - V(O2) prediction equations, is explained...
Onshore energetics in penguins: theory, estimation and ecological implicationsLewis G Halsey
Centre for Ornithology, School of Biosciences, University of Birmingham, Edgbaston B15 2TT UK
Comp Biochem Physiol A Mol Integr Physiol 147:1009-14. 2007..0% of the energy expended whilst ashore. Thus, despite a high instantaneous cost, pedestrian locomotion is a small and possibly negligible component of total energy turnover in king penguins...
When cormorants go fishing: the differing costs of hunting for sedentary and motile preyLewis G Halsey
Centre for Ornithology, School of Biosciences, University of Birmingham, Edgbaston, Birmingham B15 2TT, UK
Biol Lett 3:574-6. 2007..The period of descent in all the dives undertaken appears to have been more expensive when the birds foraged on sedentary prey, probably due to a higher swimming speed during this period...
To what extent is the foraging behaviour of aquatic birds constrained by their physiology?Jonathan A Green
School of Biosciences, University of Birmingham, Edgbaston B15 2TT, United Kingdom
Physiol Biochem Zool 78:766-81. 2005..Diving penguins can control their inhaled air volume to match the expected depth, likely prey encounter rate, and buoyancy challenges of the following dive...
Breathing hypoxic gas affects the physiology as well as the diving behaviour of tufted ducksLewis G Halsey
School of Biosciences, University of Birmingham, UK
Physiol Biochem Zool 78:273-84. 2005..Given that tufted ducks normally dive well within their aerobic dive limits and that they significantly reduced their t(d) during hypoxia, it is not at all clear why they make this physiological adjustment...
A phylogenetic analysis of the allometry of divingLewis G Halsey
Centre for Ornithology, School of Biosciences, University of Birmingham, Edgbaston, Birmingham B15 2TT, United Kingdom
Am Nat 167:276-87. 2006....
Long-term fasting decreases mitochondrial avian UCP-mediated oxygen consumption in hypometabolic king penguinsBenjamin Rey
Universite de Lyon, Lyon, F 69003 France
Am J Physiol Regul Integr Comp Physiol 295:R92-R100. 2008..These results suggest that the lowering of avUCP activity during periods of long-term energetic restriction may contribute to the reduction in metabolic rate and hence the ability of king penguins to face prolonged periods of fasting...
Moving towards acceleration for estimates of activity-specific metabolic rate in free-living animals: the case of the cormorantRory P Wilson
Institute of Environmental Sustainability, School of the Environment and Society, University of Wales Swansea, Singleton Park, Swansea SA2 8PP, Wales, UK
J Anim Ecol 75:1081-90. 2006....
