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.
(a) April–June averages of minimum daily temperatures, (b) breeding success (chicks per female), (c) brood frequency (females with broods), and (d) brood size in capercaillie (CAP) and black grouse (BG) during 1979–2016. Trend lines are ordinary least squares (OLS)-fitted regression lines, with accompanying slopes (β) and correlation coefficients (r).
