geom layer for using phylopic image
geom_phylopic(mapping = NULL, data = NULL, inherit.aes = TRUE,
na.rm = FALSE, by = "width", height = 512, ...)
aes mapping
data
whether inherit aes mapping from ggplot()
whether remove NA values
one of 'width' or 'height' for specifying size
size (by height) of phylopic image to be used
additional parameter
ggplot2 layer