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Posted by Kerby... on April 15, 2002 at 00:35:37:
In Reply to: Understand premise, but don't see logic, hope this makes sense (more) posted by matt m on April 14, 2002 at 17:02:06:
:)
Matt, all I'm saying is that in some species, like pyros where they live and die in about 1/4 mile area, they are ALL related. There are pyros in the Bradshaws Mts here in the Prescott area, ALL OVER, but in "pockets". In those population pockets, IMO, they are all related. In some locales of rosy boas, ie. Harquahala Mts in Arizona I believe they are also ALL RELATED. Their range is strictly THAT Mt. range and throughout time they are all related. I realize that in some species of snakes that their local population range is quite extensive (WDB for instance) so in-breeding may not be as common as say Arizona Black Rattlesnakes THAT DO IN-BREED because of their "very small" local range. Arizona Black Rattlesnakes in the high country here in Arizona DO NOT venture too far from their den sites, even during the summer. I would venture to say that on a south facing slope that at a particular den site - ALL the Arizona Blacks at that den site are related. Unlike cal kings and gopher snakes that travel quite a bit. A male may never meet up with the same female year after year. I do not believe that rosy boas travel as far as kings and gophers. I still say that inbreeding in snakes is common in the wild. And yes, predation takes it's toll every year (assuming no human intervention) and the population can remain stable. Inbreeding occurs in other animals as well. Beaver, muscrats, deer, raccoons, RODENTS, etc....... And it occurs in snakes.
Cheers.
Kerby...
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