Measurements for a sample of butterflies in Greenland
A data frame with 32 observations on the following 4 variables.
Temp
Average temperature for preceding summer (Celsius)
Wing
Average wing length (mm)
Sex
Female
or Male
Species
all are Bc
, Boloria chariclea
Scientists measured wing length of a species of butterfly, Boloria chariclea (Bc), in Greenland each year from 1996 through 2013. They also recorded summer temperatures.