Number of sights of nesting birds by species in a census in a 16,697 acres Park in New York State, ran in 1936 by A. A. Saunders.
data(birds)An unnamed vector of integers
This is one of the datasets that F. W. Preston used in order to show the application of the lognormal distribution to describe the abundance of species in a sample of a biological community.
Preston, F. W. 1948. The Commonness, and rarity, of species. Ecology 29:254-283.
Saunders, A. A. 1936. Studies of breeding birds in the Allegany State Park. New York State Museum Handbook 16. Albany, NY.