Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Examples of two general demographic patterns for the True Geese based on PSMC analyses. a Steady population increase followed by dramatic expansion which suggests population subdivision, as illustrated by Greater White-fronted Goose. b Population bottleneck after island colonization, as illustrated by Hawaiian Goose
