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Surrey Smooth snakes |
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j gaughan
Senior Member Joined: 04 May 2003 Location: United Kingdom Status: Offline Points: 57 |
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Posted: 22 Sep 2010 at 11:58pm |
12.55hr a large heavily gravid ad under tin on a mid-county ARC managed site on a private estate;
interestingly with missing tail-tip, but not to extent on the animal in Vicars opening post full sun, hot day with light wind, young birch being removed with only few incidential sightings _ VB sub-ad male out AF sub-ad female under tin ZV 3 juvs on oak log, one still out at 17.00hr john |
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AGILIS
Senior Member Joined: 27 Feb 2007 Location: United Kingdom Status: Offline Points: 1689 |
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hi Steve not that easy but the denim jean material seems to almost match except the pink one
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LOCAL ICYNICAL CELTIC ECO WARRIOR AND FAILED DRUID
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Vicar
Senior Member Joined: 02 Sep 2004 Location: United Kingdom Status: Offline Points: 1184 |
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If anybody wants to try their hand at matching snakes.....
Fill your boots: http://picasaweb.google.co.uk/OohVicar/CaID# First snakes giving birth this weekend, although the odd juvenile the week before. Most animals are still gravid. One from Saturday, basking on a bank. |
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Vicar
Senior Member Joined: 02 Sep 2004 Location: United Kingdom Status: Offline Points: 1184 |
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I think you're right Robert.
When I was less knackered, I checked the scalation as well as the markings. For the first pair, look at the last light-coloured scale in the middle of the dorsum, right up against the dark 'butterfly' head marking. Count the dorsal scales between this light scale and the dark Parietal scales. A different count between the two animals. Probably closely related animals though. In the second pair, the markings are less closely matched, and again look at the foremost dorsal scale. Set centrally across the join between the Parietals (right), but offset on the left pic. Again a subtly different scale count too. It's normally much easier to tell two animals apart. Only rarely do you get such close matches. See below for more 'normal' pairings. |
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Robert V
Senior Member Joined: 06 Aug 2004 Location: United Kingdom Status: Offline Points: 1264 |
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Steve, I'd say different animal. Look at the flanks, the pic on the right has barred markings - quite large along the flanks, the one on the left doesn't. I'll post up some similar of a grass snake. As its aged (I know it is the same one fortunately) the unique marker has changed slightly. It is a very difficult skill to master eh! But, great when old ones turn up after years away. Rob |
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RobV
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herpetologic2
Forum Coordinator Joined: 15 Jun 2004 Location: United Kingdom Status: Offline Points: 1511 |
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It just goes to show that you have to photograph the snake
in the exactly the same way each time. which I expect will be hard to do. I would say that both sets are a match - but there are slight differences in the older animal J |
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Report your sightings to the Record Pool http://arguk.org/recording
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Vicar
Senior Member Joined: 02 Sep 2004 Location: United Kingdom Status: Offline Points: 1184 |
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Folks, some help please....
I've written a tool which allows me to upload ID photos of a Smooth snakes, and allows me to compare with the library images, so I can determine whether it is a previously known animal. This way I can measure life span, range, activity etc. Normally ID is straight forward, but this one has me pondering. What do people think? same animal? The markings do change slightly between sloughs, more to do with contrast as the skin ages. Thoughts...? Ugh...and another pair. I think It's just getting late and I'm tired. I don't think these two are the same snake, just probably closely related. I.e a new specimen. Edited by Vicar |
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AGILIS
Senior Member Joined: 27 Feb 2007 Location: United Kingdom Status: Offline Points: 1689 |
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hi Steve nice pic was it a Hankley one keith
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LOCAL ICYNICAL CELTIC ECO WARRIOR AND FAILED DRUID
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herpvet
Member Joined: 30 Oct 2006 Location: United Kingdom Status: Offline Points: 35 |
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Hi, Sorry to chime in so late. Just to add to Tony's comments (I agree about the possible causes listed), don't forget the option of taking it to a vet, who would be better able to assess it thoroughly. Getting into investigation/surgery would need to be considered very carefully as to likely cost/benefits for the animal's welfare, but that should be decided in the individual case. Hope this helps, Bruce. |
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Bruce Maclean, HerpVet (veterinary) Services, Oxford.
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Suzi
Senior Member Joined: 06 Apr 2005 Location: United Kingdom Status: Offline Points: 1025 |
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Vicar I think your inbox is full as I've PM'd you and it won't send.
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Suz
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