| birds | R Documentation |
The data were originally derived from a study which investigated numbers of bird species in isolated islands of paramo vegetation in the northern Andes.
data(birds)
A data frame with 14 observations on the following 5 variables.
Nnumber of species
ARarea of island in thousands of square km
ELelevation in thousands of m
Decdistance from Ecuador in km
DNIdistance to the nearest island in km
F. Vuilleumier (1970), Insular biogeography in continental regions. I. The northern Andes of South America. The American Naturalist 104, 373–388
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