Blar i Brage NMBU på forfatter "Speakman, John R."
-
A Summer Heat Wave Reduced Activity, Heart Rate, and Autumn Body Mass in a Cold-Adapted Ungulate
Trondrud, Liv Monica; Pigeon, Gabriel; Król, Elżbieta; Albon, Steve; Ropstad, Erik; Kumpula, Jouko; Evans, Alina; Speakman, John R.; Loe, Leif Egil (Peer reviewed; Journal article, 2023) -
Determinants of heart rate in Svalbard reindeer reveal mechanisms of seasonal energy management
Trondrud, Liv Monica; Pigeon, Gabriel; Albon, Steve; Arnold, Walter; Evans, Alina; Irvine, R. Justin; Król, Elżbieta; Ropstad, Erik; Stien, Audun; Veiberg, Vebjørn; Speakman, John R.; Loe, Leif Egil (Peer reviewed; Journal article, 2021) -
Energetics in seasonal environments: reindeer as a case study
Trondrud, Liv Monica (PhD Thesis;2021:74, Doctoral thesis, 2021)How endothermic animals manage and allocate energy to critical processes (maintenance, reproduction, thermoregulation and activity) can determine their success and survival. The balance in energy expenditure related to ... -
Fat storage influences fasting endurance more than body size in an ungulate
Trondrud, Liv Monica; Pigeon, Gabriel; Król, Elżbieta; Albon, Steve; Evans, Alina; Arnold, Walter; Hambly, Catherine; Irvine, R. Justin; Ropstad, Erik; Stien, Audun; Veiberg, Vebjørn; Speakman, John R.; Loe, Leif Egil (Peer reviewed; Journal article, 2021)The fasting endurance hypothesis (FEH) predicts strong selection for large body size in mammals living in environments where food supply is interrupted over prolonged periods of time. The Arctic is a highly seasonal and ...