Well, it would remove a lot of guesswork
PZ’s idea is fantastic, but I think he’s missing something. While we don’t get any visible signs at all, careful study of the subject’s behaviour over several months can yield valuable clues to the cycles in question…
Well, it would remove a lot of guesswork by Will Goring, unless otherwise expressly stated, is licensed under a Creative Commons Attribution-Noncommercial 2.0 UK: England License.