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.
Axes show standardized independent contrasts in WPM (log10WPM) and in r diff. (A) is based on species values; (B) includes intraspecific variation for seven species (see text). Lines of regression are forced through the origin.
