An official website of the United States government
Here's how you know
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.
Magnitude of animal MMEs through time. Each point is a single MME (n = 727 total events). Dashed lines represent statistically significant slopes, shading demarcates slope 95% confidence intervals, and hatched shading indicates extrapolation of regressions before the first reported MME.