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Author Topic:   17-year locusts and evolution
Unseul
Inactive Member


Message 7 of 27 (108769)
05-17-2004 8:04 AM
Reply to: Message 6 by RAZD
05-17-2004 12:37 AM


Re: many cicadas
Theres been an article released in nature about this occurence actually.
Nature - Not Found
Dunno how the web links work in this forum, but thats it. The article suggests that the predator theory may be flawed, as there are many predators out there that will happily eat cicadas, and although it means there wont be one specific predator, they're still getting eaten a lot.
Another theory the article mentions is that it could be to prevent interbreeding between the species, reducing the chance of a hybrid occuring, and if it does occur using such large prime numbers reduces the chance of the hybrid breeding again. But im not sure how selection would work on this either.
Unseul

Give a man a fire and he's warm for a day. Set a man on fire and he's warm for the rest of his life....

This message is a reply to:
 Message 6 by RAZD, posted 05-17-2004 12:37 AM RAZD has not replied

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Unseul
Inactive Member


Message 24 of 27 (109049)
05-18-2004 2:31 PM
Reply to: Message 23 by KCdgw
05-18-2004 10:40 AM


Re: Competition, not predation
Wonder if we're gonna get a super mega flood anytime in our lifetime, when the two species do coincide. Once every 221 years by my reckoning. That could be impressive.
Unseul

Give a man a fire and he's warm for a day. Set a man on fire and he's warm for the rest of his life....

This message is a reply to:
 Message 23 by KCdgw, posted 05-18-2004 10:40 AM KCdgw has not replied

Replies to this message:
 Message 25 by zephyr, posted 05-18-2004 3:06 PM Unseul has not replied

  
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