corvus {ade4} | R Documentation |
Corvus morphology
Description
This data set gives a morphological description of 28 species of the genus Corvus split in two habitat types and phylogeographic stocks.
Usage
data(corvus)
Format
corvus
is data frame with 28 observations (the species) and 4 variables :
- wing
: wing length (mm)
- bill
: bill length (mm)
- habitat
: habitat with two levels
clos
andopen
- phylog
: phylogeographic stock with three levels
amer
(America),orien
(Oriental-Australian),pale
(Paleoarctic-African)
References
Laiolo, P. and Rolando, A. (2003) The evolution of vocalisations in the genus Corvus: effects of phylogeny, morphology and habitat. Evolutionary Ecology, 17, 111–123.
Examples
data(corvus)
if(adegraphicsLoaded()) {
g1 <- s.label(corvus[, 1:2], plab.cex = 0, porigin.include = FALSE, pgrid.draw = FALSE,
paxes.draw = TRUE, paxes.asp = "full", xlab = names(corvus)[2],
ylab = names(corvus)[2], plot = FALSE)
g2 <- s.class(corvus[, 1:2], corvus[, 4]:corvus[, 3], plot = FALSE)
G <- superpose(g1, g2, plot = TRUE)
} else {
plot(corvus[, 1:2])
s.class(corvus[, 1:2], corvus[, 4]:corvus[, 3], add.p = TRUE)
}
[Package ade4 version 1.7-22 Index]