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DerStrom8

Joined Feb 20, 2011
2,390
No. Cicadas have two time constants, 12 year and 17 year, depending on what area they are in.
I believe you mean 13 year? Cicadas tend to only come out every prime number of years, since their predators tend to come out regularly. I think I saw a video about that once, I'll see if I can dig it up.
 
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