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.
Relationship between the percentage of confirmed crop foods in different plant part categories and mean percentage per category of all plant foods at 10 chimpanzee study sites. ‘Other’ plant parts include resin, tuber and wood.
