Lion Age and Nose Coloration

Ages (in years; age) of 32 male lions and relative coloration of their noses (proportion.black).

Usage

LionNoses

Format

A data frame with 32 observations on the following 2 variables.

age

a numeric vector

proportion.black

a numeric vector

Source

Whitman, K., A.M. Starfield, H.S. Quadling and C. Packer. 2004. Sustainable trophy hunting of African lions. Nature 428: 175-178.

References

http://www.nature.com/nature/journal/v428/n6979/abs/nature02395.html

Examples

xyplot(age ~ proportion.black, LionNoses)