abd: HornedLizards – R documentation

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HornedLizards

Horn Length and Predation Status of Horned Lizards

Squamosal horn length (mm; horn.length) and predation status (group; living or killed) for 184 horned lizards (Phrynosoma mcalli).

A data frame with 184 observations on the following 2 variables.

Young, K.V., E.D. Brodie, Jr., and E.D. Brodie, III. 2004. How the horned lizard got its horns. Science 304: 65.

str(HornedLizards)

histogram(~horn.length | group, HornedLizards,
  layout=c(1,2),
  xlab="Horn Length (mm)")

The Analysis of Biological Data

v0.2-8

GPL-2

Authors

Kevin M. Middleton <middletonk@missouri.edu>, Randall Pruim <rpruim@calvin.edu>

Initial release

2015-07-02