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.
Diagram of variables affecting the probability of hunting and territorial aggression in chimpanzees. Solid arrows indicate a positive effect of the source variable on the target variable. The dashed arrow indicates a negative relationship. Grey shading demonstrates the findings of this study.
