Load packages for accessing species occurrence data: rgbif, spocc, taxize, traitdata.
pkgs_bio <- c("rgbif", "spocc", "taxize", "traitdata",
"rredlist", "FD", "vegan", "picante",
"BAT", "hypervolume")
install_if_missing <- function(pkgs) {
missing <- pkgs[!pkgs %in% rownames(installed.packages())]
if (length(missing)) install.packages(missing)
invisible(lapply(pkgs, library, character.only = TRUE))
}
install_if_missing(pkgs_bio)