Description

Measurements for a sample of butterflies in Greenland

Format

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

Details

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.

Source

Digitized data from plots in Bowden, J. et al., "High-Arctic butterflies become smaller with rising temperatures", published in Biology Letters 11: 20150574