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.
Temporal autocorrelation in patterns of presence versus absence of helpers between parental and offspring generations, for populations in which help is developmentally plastic versus unconditional, while varying the probability of juvenile dispersal d. Parameters as in figure 1. (Online version in colour.)
