Table 1.

Metabolic parameters measured in five Python species

VariableP. brongersmaiP. molurusP. regiusP. reticulatusP. sebaeFP
N 67688
Body mass (g)763±72719±38715±107730±66706±370.1100.978
Meal mass (g)190±20180±9178±26183±17176±100.4300.758
Meal size (% of body mass)25.0±0.025.1±0.125.0±0.225.0±0.024.9±0.20.3000.902
SMR (ml h-1)16.5±1.2a18.4±1.3a,b16.4±3.5a24.1±1.7c22.0±1.4b,c12.7>0.0001
SMR (ml g-1 h-1)0.021±0.001a0.026±0.001a,b0.022±0.002a0.034±0.001c0.030±0.001b,c14.0<0.0001
Peak o2 (ml h-1)184±18a265±18b156±28a253±20b253±10b21.7<0.0001
Peak o2 (ml g-1 h-1)0.241±0.011a0.374±0.034b0.216±0.012a0.347±.009b0.349±0.009b15.8<0.0001
Scope of peak o2 (peak o2/SMR)11.3±0.6a14.5±1.0b9.9±0.7a10.4±0.4a11.7±0.5a7.54<0.0003
Duration (days)86876
SDA (kJ)322±28317±20326±63340±24347±132.560.059
SDA (kJ kg-)422±18447±37447±22474±20496±161.430.248
SDA (% of ingested; kJ)23.1±1.024.5±2.025.1±1.225.6±1.127.3±0.91.250.312
  • SMR, standard metabolic rate; o2, rate of oxygen consumption; SDA, specific dynamic action

    Values are presented as means ± 1 s.e.m.

    For variables with significant P values, different superscript letters denote significant (P<0.05) differences between means of the five species as determined from post hoc pairwise comparisons