• The pandemic is increasing the likelihood of an undercount in the 2020 Census. • An undercount could affect congressional reapportionment and federal funding formulas, but experts say it could also ...

Abstract: Hundreds of species are shifting their ranges in response to recent climate warming. To predict how continued climate warming will affect the potential, or “bioclimatic range,” of a skipper ...

In this paper, we describe a method for estimating animal population density per unit area from mark, release, recapture (MRR) data. Standard procedures are available for estimating population size ...