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.
Differences in average training performance evaluated by the trainers after each session for all eight focal dolphins (see Legend) across all observation periods (A–I). Periods sharing a letter are not significantly different (based on Tukey’s post hoc test, p < 0.01).
