abd (version 0.2-6)

DesertBirds: Desert Bird Census Data

Description

Census data for desert birds.

source

Sauer, J.R., J.E. Hines, and J. Fallon. 2003. The North American breeding bird survey, results and analysis 1966-2002. Version 2003.1. USGS Patuxent Wildlife Research Center, Laurel, MD.

References

http://www.mbr-pwrc.usgs.gov/bbs/

Examples

data(DesertBirds)
str(DesertBirds)
histogram( ~count, DesertBirds,
  xlab = "Abundance"
  )