Table 2.
Mass-scaling exponents for metabolic rates, either oxygen consumption (VO2) or carbon dioxide emission rate (VCO2), measured throughout ontogeny.
| Parameter | Scaling exponent | Species | Developmental stages covered | References |
|---|---|---|---|---|
| VCO2 | 0.52 | Bombyx mori | larval-prepupal | (Blossman-Myer and Burggren 2010) |
| VO2 | 0.82 | Bombyx mori | larval-prepupal | (Blossman-Myer and Burggren 2010) |
| VCO2 | 0.98 | Manduca sexta | larval instars 1–5 | (Greenlee and Harrison 2005) |
| VCO2 | 0.95 | Manduca sexta | larval instars 1–5 | (Sears et al. 2012) |
| VO2 | 0.85 | Manduca sexta | larval instars 3–5 | (Callier and Nijhout 2012) |
| VCO2 | 0.97 (20°C)a | Manduca sexta | larval instar 5 | Fig. 4A, this article |
| 0.83 (25°C) | ||||
| 0.79 (30°C) | ||||
| VCO2 | 1.27 (16°C) | Drosophila melanogaster | larval instar 3, pre-wandering | (Hoekstra et al. 2013) |
| 0.74 (25°C) | ||||
| VCO2 | 0.73 | Schistocerca americana | larvae to adult | (Greenlee and Harrison 2004a) |
aDevelopmental and measurement temperature is given when multiple temperatures were tested.