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.
Number of authors on papers in American Naturalist, Ecology, Evolution, and Oikos over time. See Section 2 for more information on which journal issues were analyzed. (a) Data for Ecology for 1956–2016. (b) Data for American Naturalist, Ecology, Evolution, and Oikos for 2001–2016
