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Spastic Hatchling Behaviour

KevinM Jul 21, 2010 01:23 PM

Has anyone else experienced odd behaviours in hatchlings that may indicate genetic defects, etc.?? I have two hold back Okeetee hatchlings from this year that are exhibiting odd behavour. Both appear more spastic than normal, and the other day I noticed the female basically crawling upside down!! They are definitely not as coordinated or controlled in their movements as other hatchlings from other clutches this year, or years past. Both of the these hatchlings are feeding fine, but I am even noticing pattern anomolies with respect to ventral checking. I am wondering of the sibling pairing that produced these guys has finally caught up with them?? I am not sure how related the sibs are, but suspect pretty closely. Maybe F2s or F3s that produced these F4s???? This is the first year I bred this pair as they are 08s. Still, I will probably look into outbreeding them next year for sure.

Replies (6)

draybar Jul 21, 2010 04:44 PM

>>Has anyone else experienced odd behaviours in hatchlings that may indicate genetic defects, etc.?? I have two hold back Okeetee hatchlings from this year that are exhibiting odd behavour. Both appear more spastic than normal, and the other day I noticed the female basically crawling upside down!! They are definitely not as coordinated or controlled in their movements as other hatchlings from other clutches this year, or years past. Both of the these hatchlings are feeding fine, but I am even noticing pattern anomolies with respect to ventral checking. I am wondering of the sibling pairing that produced these guys has finally caught up with them?? I am not sure how related the sibs are, but suspect pretty closely. Maybe F2s or F3s that produced these F4s???? This is the first year I bred this pair as they are 08s. Still, I will probably look into outbreeding them next year for sure.

it's not the "in-breeding" you can go more generations then that. It sounds more to me like stargazing. I think this first appeared in sunkissed specimens and if I'm not mistaken (probably am) the sunkissed was a spontanious mutation that poped up in Kathy Love's okeetees.
google stargazing in corn snakes and see if you can find more info.
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Corn snakes and rat snakes...No one can have just one.
"Resistance is futile"
Jimmy Johnson
(Draybar)
Draybars Snakes

_____

a153fish Jul 23, 2010 01:14 PM

Yeah unfortunately when we buy a pair from someone they could have done the same with that pait and so on and son. I suspect many snakes are severely inbred. I will have plenty this year Kev. I'll pass some your way when we finally do some trading.
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King Snakes! Who can make a better mouse trap?
J Sierra

draybar Jul 23, 2010 04:25 PM

>>Yeah unfortunately when we buy a pair from someone they could have done the same with that pait and so on and son. I suspect many snakes are severely inbred. I will have plenty this year Kev. I'll pass some your way when we finally do some trading.
>>-----
>>King Snakes! Who can make a better mouse trap?
>> J Sierra

It's not in-breeding!
he may be at F3 or F4... that is not deep enough "in-breeding" to be a problem. This problem is different. google star gazing in corn snakes. Chuck Pritzel has a lot of information about it at CCC corns. note the part where they sometimes turn completely over on their backs and crawl a little bit before they can right themselves. The "S" factor did originate in Sunkissed but is definitely not found only in sunkissed. and sunkissed did originally come from okeetees......
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Corn snakes and rat snakes...No one can have just one.
"Resistance is futile"
Jimmy Johnson
(Draybar)
Draybars Snakes

_____

a153fish Jul 24, 2010 11:44 AM

You may be right but it's always a good Idea to add new blood to our lines. How can we know if we are breeding F12's, unless the breeder specifically says they are unrelated?
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King Snakes! Who can make a better mouse trap?
J Sierra

a153fish Jul 24, 2010 11:57 AM

It is a heretibale trait just like the amel gene. So if it is stargazing and we are not sure that it is. Though it seems very possible. Then according to this article both parents are carriers of the "S" gene. Which means probably one of the grandparents had it, and so when the offspring were bred together then it showed it'self in physical form. So this would show up as early as F2's.
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King Snakes! Who can make a better mouse trap?
J Sierra

TandJ Aug 19, 2010 11:55 PM

Its been proved to be a simply recessive..

Look familiar?

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