SticklebackPlates {abd} | R Documentation |
Number of Lateral Plates in Sticklebacks
Description
Number of lateral plates (plates
) in threespine sticklebacks
(Gasterosteus aculeatus) with three different Ectodysplasin
genotypes (mm
, Mm
, and MM
).
Format
A data frame with 344 observations on the following 2 variables.
- genotype
a factor with levels
mm
,Mm
, andMM
- plates
number of plates
Source
Colosimo, P.F., C.L. Peichel, K. Nereng, B.K. Blackman, M.D. Shapiro, D. Schluter, and D.M. Kingsley. 2004. The genetic architecture of parallel armor plate reduction in threespine sticklebacks. PLoS Biology 2: 635-641. http://www.plosbiology.org/article/info:doi/10.1371/journal.pbio.0020109
References
Colosimo P.F., K.E. Hosemann, S. Balabhadra, G. Villarreal, M. Dickson, J. Grimwood, J Schmutz, R.M. Myers, D. Schluter, D.M. Kingsley. 2005. Widespread parallel evolution in sticklebacks by repeated fixation of ectodysplasin alleles. Science 307: 1928-33. http://www.sciencemag.org/cgi/content/full/307/5717/1928
Examples
aggregate(plates ~ genotype, SticklebackPlates, FUN = favstats)
histogram( ~ plates | genotype, SticklebackPlates,
layout = c(1,3),
n = 15,
xlab = "Number of Lateral Body Plates"
)
densityplot( ~ plates | genotype, SticklebackPlates,
xlab = "Number of Lateral Body Plates",
layout = c(1,3)
)