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.
Distribution of the individual proportion of nocturnal flight activity for eurasian hoopoes (red, n = 5) and great reed warblers (blue, n = 13). Day and night was derived from the tag’s light sensor. The plots represent median, 50% quantile and range
