Figure 2.
First-year survival probability of brant for states A and B. Errors bars are ±1 standard error in single direction for clarity.
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.