B G Lovegrove

Summary

Affiliation: University of Natal
Country: South Africa

Publications

  1. ncbi Heterothermy in elephant shrews, Elephantulus spp. (Macroscelidea): daily torpor or hibernation?
    B G Lovegrove
    School of Botany and Zoology, University of Natal, Scottsville, South Africa
    J Comp Physiol B 171:1-10. 2001
  2. ncbi Daily torpor in elephant shrews (Macroscelidea: Elephantulus spp.) in response to food deprivation
    B G Lovegrove
    School of Botany and Zoology, University of Natal, Scottsville, South Africa
    J Comp Physiol B 171:11-21. 2001
  3. ncbi The evolution of body armor in mammals: plantigrade constraints of large body size
    B G Lovegrove
    School of Botany and Zoology, University of Natal, Scottsville, South Africa
    Evolution 55:1464-73. 2001
  4. ncbi The evolution of placental mammal body sizes: evolutionary history, form, and function
    Barry G Lovegrove
    School of Botany and Zoology, University of Natal, P Bag X01, 3209 Scottsville, South Africa
    Oecologia 138:13-27. 2004
  5. ncbi The influence of climate on the basal metabolic rate of small mammals: a slow-fast metabolic continuum
    B G Lovegrove
    School of Botany and Zoology, University of Natal, Private Bag X01, 3209 Scottsville, South Africa
    J Comp Physiol B 173:87-112. 2003
  6. ncbi Torpor patterns in the pouched mouse (Saccostomus campestris; Rodentia): a model animal for unpredictable environments
    B G Lovegrove
    Department of Zoology and Entomology, University of Natal, Scottsville, South Africa
    J Comp Physiol B 168:303-12. 1998
  7. ncbi Thermoregulation and the energetic significance of clustering behavior in the white-backed mousebird (Colius colius)
    A E McKechnie
    School of Botany and Zoology, University of Natal, Private Bag X01, Scottsville 3209, South Africa
    Physiol Biochem Zool 74:238-49. 2001
  8. ncbi Heterothermic responses in the speckled mousebird (Colius striatus)
    A E McKechnie
    School of Botany and Zoology, University of Natal, Scottsville, South Africa
    J Comp Physiol B 171:507-18. 2001
  9. ncbi Confirmation of pleisiomorphic daily torpor in mammals: the round-eared elephant shrew Macroscelides proboscideus (Macroscelidea)
    B G Lovegrove
    Department of Zoology and Entomology, University of Natal, Scottsville, South Africa
    J Comp Physiol B 169:453-60. 1999
  10. ncbi Facultative hypothermic responses in an Afrotropical arid-zone passerine, the red-headed finch (Amadina erythrocephala)
    A E McKechnie
    School of Botany and Zoology, University of Natal, Private Bag X01, Scottsville 3209, South Africa
    J Comp Physiol B 173:339-46. 2003

Detail Information

Publications19

  1. ncbi Heterothermy in elephant shrews, Elephantulus spp. (Macroscelidea): daily torpor or hibernation?
    B G Lovegrove
    School of Botany and Zoology, University of Natal, Scottsville, South Africa
    J Comp Physiol B 171:1-10. 2001
    ..These data are characteristic of both hibernation (minimum body temperature and metabolism) and daily torpor (bout length), and argue that these two physiological responses may not necessarily have separate evolutionary origins...
  2. ncbi Daily torpor in elephant shrews (Macroscelidea: Elephantulus spp.) in response to food deprivation
    B G Lovegrove
    School of Botany and Zoology, University of Natal, Scottsville, South Africa
    J Comp Physiol B 171:11-21. 2001
    ..It was concluded that these and other patterns of torpor shown by Elephantulus show similarities with other small Afrotropical insectivores inhabiting semi-arid habitats or unpredictable environments...
  3. ncbi The evolution of body armor in mammals: plantigrade constraints of large body size
    B G Lovegrove
    School of Botany and Zoology, University of Natal, Scottsville, South Africa
    Evolution 55:1464-73. 2001
    ..These analyses suggest that the risks and costs of predation and the speed limitations of the plantigrade foot may constrain the evolution of large body sizes in plantigrade mammals...
  4. ncbi The evolution of placental mammal body sizes: evolutionary history, form, and function
    Barry G Lovegrove
    School of Botany and Zoology, University of Natal, P Bag X01, 3209 Scottsville, South Africa
    Oecologia 138:13-27. 2004
    ..Moreover, the evolution of diverse mammalian forms and functions, especially with respect to predator-prey interactions and diet, render a single body size optimum untenable in the search for an energetic definition of fitness...
  5. ncbi The influence of climate on the basal metabolic rate of small mammals: a slow-fast metabolic continuum
    B G Lovegrove
    School of Botany and Zoology, University of Natal, Private Bag X01, 3209 Scottsville, South Africa
    J Comp Physiol B 173:87-112. 2003
    ..The implications of a slow-fast metabolic continuum are discussed in terms of various models associated with the evolution of BMR, such as the aerobic capacity models and the "energetic definition of fitness" models...
  6. ncbi Torpor patterns in the pouched mouse (Saccostomus campestris; Rodentia): a model animal for unpredictable environments
    B G Lovegrove
    Department of Zoology and Entomology, University of Natal, Scottsville, South Africa
    J Comp Physiol B 168:303-12. 1998
    ..As an aseasonal, opportunistic breeder capable of year-round adaptive hypothermia, the pouched mouse represents an excellent model animal for research on physiological and behavioral adaptations to unpredictable environments...
  7. ncbi Thermoregulation and the energetic significance of clustering behavior in the white-backed mousebird (Colius colius)
    A E McKechnie
    School of Botany and Zoology, University of Natal, Private Bag X01, Scottsville 3209, South Africa
    Physiol Biochem Zool 74:238-49. 2001
    ..At a T(a) of 15 degrees C, the mean energy expenditure of each bird in a cluster of six was 50% of that of a single bird. The metabolic traits of C. colius are likely be adaptive in the arid habitats that this species inhabits...
  8. ncbi Heterothermic responses in the speckled mousebird (Colius striatus)
    A E McKechnie
    School of Botany and Zoology, University of Natal, Scottsville, South Africa
    J Comp Physiol B 171:507-18. 2001
    ..striatus, as well those previously reported in Colius colius, are associated with plesiomorphic clustering behaviour in the Coliiformes, and the tandem evolution of behavioural and metabolic thermoregulation...
  9. ncbi Confirmation of pleisiomorphic daily torpor in mammals: the round-eared elephant shrew Macroscelides proboscideus (Macroscelidea)
    B G Lovegrove
    Department of Zoology and Entomology, University of Natal, Scottsville, South Africa
    J Comp Physiol B 169:453-60. 1999
    ..Torpor facilitates risk-averse foraging behaviour in these small omnivores by overcoming long-term energy shortfalls generated by the inherent variability of food availability in their semiarid, El NiƱo-afflicted habitats...
  10. ncbi Facultative hypothermic responses in an Afrotropical arid-zone passerine, the red-headed finch (Amadina erythrocephala)
    A E McKechnie
    School of Botany and Zoology, University of Natal, Private Bag X01, Scottsville 3209, South Africa
    J Comp Physiol B 173:339-46. 2003
    ..The basal metabolic rate (BMR) of A. erythrocephala was 30-46% lower than predicted by various allometric equations, but was similar to the predicted BMR for a 22-g desert bird...
  11. doi The evolution of mammal body sizes: responses to Cenozoic climate change in North American mammals
    B G Lovegrove
    School of Life Sciences, University of KwaZulu Natal, Scottsville, South Africa
    J Evol Biol 26:1317-29. 2013
    ..This study reemphasizes the necessity of considering the evolutionary history and resultant form and function of mammalian morphotypes when attempting to understand contemporary mammalian body size distributions...
  12. ncbi Locomotor mode, maximum running speed, and basal metabolic rate in placental mammals
    Barry G Lovegrove
    School of Biological and Conservation Sciences, University of KwaZulu Natal, Private Bag X01, Scottsville 3209, South Africa
    Physiol Biochem Zool 77:916-28. 2004
    ..e., Cope's rule) can probably rule out MRS as a driving variable...
  13. ncbi Seasonal thermoregulatory responses in mammals
    Barry G Lovegrove
    School of Biological and Conservation Sciences, University of KwaZulu Natal, X01, Scottsville, 3209, South Africa
    J Comp Physiol B 175:231-47. 2005
    ..Apart from the seasonal changes in basal power, these observations are consistent with the predictions of Heldmaier's seasonal acclimatization model...
  14. ncbi The power of fitness in mammals: perceptions from the African slipstream
    Barry G Lovegrove
    School of Biological and Conservation Sciences, University of KwaZulu Natal, Private Bag X01, Scottsville 3209, South Africa
    Physiol Biochem Zool 79:224-36. 2006
    ..This currency approach seeks to identify an energetic basis of fitness, namely, whether or how the evolution of life-history traits is influenced by energetic constraints and/or trade-offs...
  15. ncbi Phenotypic flexibility in the basal metabolic rate of laughing doves: responses to short-term thermal acclimation
    Andrew E McKechnie
    DST NRF Centre of Excellence at the Percy FitzPatrick Institute, University of KwaZulu Natal, Private Bag X01, Scottsville, 3209, South Africa
    J Exp Biol 210:97-106. 2007
    ....
  16. ncbi Reproductive activity influences thermoregulation and torpor in pouched mice, Saccostomus campestris
    Nomakwezi Mzilikazi
    School of Botany and Zoology, University of Natal, Scottsville, South Africa
    J Comp Physiol B 172:7-16. 2002
    ..campestris to enter torpor is a consequence of reproductive activity and that opportunistic breeding and the absence of seasonal testes regression compromises the capacity to conserve energy through daily torpor...
  17. ncbi Daily torpor in free-ranging rock elephant shrews, Elephantulus myurus: a year-long study
    Nomakwezi Mzilikazi
    School of Botany and Zoology, University of KwaZulu Natal, Private Bag X01, Scottsville, South Africa
    Physiol Biochem Zool 77:285-96. 2004
    ..During these drought years, the frequency of summer torpor may be higher, highlighting the need for long-term physiological data in free-ranging animals...
  18. ncbi Noradrenalin induces thermogenesis in a phylogenetically ancient eutherian mammal, the rock elephant shrew, Elephantulus myurus
    Nomakwezi Mzilikazi
    Department of Zoology, Nelson Mandela Metropolitan University, Port Elizabeth, South Africa
    J Comp Physiol B 176:75-84. 2006
    ..However, it is unclear whether this thermogenic response is indicative of classical NST and molecular data are required to verify the presence of BAT and UCPs in elephant shrews...
  19. ncbi Lack of torpor in free-ranging southern lesser galagos, Galago moholi: ecological and physiological considerations
    Nomakwezi Mzilikazi
    School of Biological and Conservation Sciences, University of KwaZulu Natal, Pietermaritzburg, South Africa
    Folia Primatol (Basel) 77:465-76. 2006
    ..Furthermore, if convincing arguments are to be made regarding the possible role of heterothermy in species dispersal, more data from free-ranging animals are needed...