MetabolicRate: Metabolic Rate of Caterpillars

Description Format Details Source


Body size and metabolic rate of Manduca Sexta caterpillars


A dataset with 305 observations on the following 7 variables.

Computer ID number of the computer used to measure metabolic rate
BodySize Size of the caterpillar (in grams)
LogBodySize Log (base 10) of BodySize
Instar Number from 1 (smallest) to 5 (largest) indicating stage of the caterpillar's life
CO2ppm Carbon dioxide concentration (in ppm)
Mrate Metabolic rate
LogMrate Log (base 10) of metablic rate


Marisa Stearns collected and analyzed body size and metabolic rates for Manduca Sexta caterpillars.


We thank Professor Itagaki and his research students for sharing these data.

Search within the Stat2Data package
Search all R packages, documentation and source code

Questions? Problems? Suggestions? or email at

Please suggest features or report bugs with the GitHub issue tracker.

All documentation is copyright its authors; we didn't write any of that.