Fig. 2.
The four conditions of Experiment 2: baseline condition (a), end-state condition (b), water tap by ape condition (c) and water tap by human condition (d)
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.