Search found 580 matches

by VanAR
October 17th, 2012, 2:08 am
Forum: Board Line
Topic: What months are you going to see Crotalus Horridus the most?
Replies: 214
Views: 276054

Re: What months are you going to see Crotalus Horridus the m

I'm not going to see a Crotalus horridus in any month in the near future, personally.

/just answering the question literally... :?:
by VanAR
October 12th, 2012, 8:58 pm
Forum: The Forum
Topic: Mountain Kingsnakes in Arizona
Replies: 49
Views: 24878

Re: Mountain Kingsnakes in Arizona

To add to Gerry's point- personally, I don't necessarily accept the evolutionary species concept as "the" be all end all answer. My goal was simply to explain why that particular paper wasn't just junk science published only to boost someone's CV/reputation. It simply does a decent job of testing on...
by VanAR
October 11th, 2012, 10:56 pm
Forum: The Forum
Topic: Mountain Kingsnakes in Arizona
Replies: 49
Views: 24878

Re: Mountain Kingsnakes in Arizona

The Sagebrush Lizards in Sutter Butte are geographically and therefore reproductively isolated from other sagebrush lizards. Therefore they are evolving independently, no? But no one is claiming them to be a separate species, presumably because there hasn't been enough independent evolution - but h...
by VanAR
October 11th, 2012, 9:44 pm
Forum: The Forum
Topic: Mountain Kingsnakes in Arizona
Replies: 49
Views: 24878

Re: Mountain Kingsnakes in Arizona

The same method that the same researchers applied to the Pyro paper, thus casting suspicion for me on the validity of the Pyro paper. Not technically true. The getula paper only analyzed a single mitochondrial gene, while the pyro paper analyzed a mitochondrial gene and two nuclear genes. Both use ...
by VanAR
October 9th, 2012, 3:45 pm
Forum: Board Line
Topic: Man dies after bug-eating contest at reptile store
Replies: 21
Views: 10371

Re: Man dies after bug-eating contest at reptile store

I have a hard time believing it was millipedes that he ate, I heard it was Roaches and super worms. Most roaches and worms don't secrete cyanide like many millipedes do. Pick one up and sniff it sometime. If it smells like almonds, DON'T put it in your mouth! I didn't think of this when I posted th...
by VanAR
October 3rd, 2012, 8:33 pm
Forum: The Forum
Topic: Thoughts about this Virus?
Replies: 10
Views: 3540

Re: Thoughts about this Virus?

I also like how all of the articles that I've read about this event have come out of the northeast (Vermont, Massachusetts). The study was done in Alabama on Agkistrodon . While it's not impossible that the snakes in the NE carry the virus throughout the winter, the species assemblages/environment i...
by VanAR
October 1st, 2012, 11:59 pm
Forum: The Forum
Topic: (Re)Discovered - a real live Lanthanotus!!
Replies: 18
Views: 4988

Re: (Re)Discovered - a real live Lanthanotus!!

By the way, are you all aware that this animal is probably the link between snakes and lizards?
Sort of. The most recent genetic evidence suggests that its placement in the Varanoids is no closer to snakes than Varanids or Helodermatids, despite some its morphological similarities.
by VanAR
October 1st, 2012, 7:57 pm
Forum: The Forum
Topic: 4 Belgians, 2 weeks, AZ
Replies: 76
Views: 16438

Re: 4 Belgians, 2 weeks, AZ

So anyway, I don't mean to badger you (get it, badger, ha ha, the Badger State), but...the system you describe conjures images of all sorts of unintended consequences to my mind (diminished respect for & compliance with the law being one of them...), and I am curious how these consequences are avoi...
by VanAR
September 28th, 2012, 6:00 pm
Forum: The Forum
Topic: Hydrophis donaldi - news
Replies: 65
Views: 13703

Re: Hydrophis donaldi - news

Not sure how much it happens these days, but I have examples of behavioral studies done (one that comes to mind is something along the lines of reactions of Coleonyx to various snake musks) where several dozen lizards were wild-caught for the study, then euthanized...I understand why they weren't r...
by VanAR
September 28th, 2012, 3:09 pm
Forum: The Forum
Topic: Hydrophis donaldi - news
Replies: 65
Views: 13703

Re: Hydrophis donaldi - news

I'm going to attempt to "read into" Indigo Blue's argument by asking: what if, instead of pickling a specimen of Species X, [assume here it's not extremely rare, only 9 left, difficult to keep, etc], it were maintained ALIVE by an individual or institution? What if hundreds of animals, with localit...
by VanAR
September 27th, 2012, 8:23 pm
Forum: The Forum
Topic: Hydrophis donaldi - news
Replies: 65
Views: 13703

Re: Hydrophis donaldi - news

Maybe you're under the impression that you can be persuasive here merely by staging seemingly irrational and certainly unwarranted attacks against scientists/scientific work you obviously know little or nothing about, but if so you're quite mistaken. This is 'Murica, where the uninformed, uneducate...
by VanAR
September 27th, 2012, 3:13 pm
Forum: The Forum
Topic: Spring Timber Rattlesnakes and Forest Succession
Replies: 111
Views: 41105

Re: Spring Timber Rattlesnakes and Forest Succession

We may be reading the post differently. My interpretation was that vines and other prostrate plants can have high cover values but do not decrease substrate temperature the way taller trees and shrubs do. I agree. High canopy provides an elevated boundary layer that will absorb almost all of the so...
by VanAR
September 23rd, 2012, 5:48 pm
Forum: The Forum
Topic: Spring Timber Rattlesnakes and Forest Succession
Replies: 111
Views: 41105

Re: Spring Timber Rattlesnakes and Forest Succession

On the cooler days in late September and October it seems that Timbers are not relying on the rocks but the leaf litter as a better heat conductor. Has any one else noticed this too? Just touching the rocks this time of year it really is surprising how cool to the touch they are in comparison to th...
by VanAR
September 20th, 2012, 2:54 pm
Forum: The Forum
Topic: Toxicofera
Replies: 13
Views: 3737

Re: Toxicofera

You can add Xantusia (native to the New World) to this list.
Yes- I forgot about them! Do you happen to have a digital copy of Yaron's papers describing their placenta? The only paper I've been able to get online is the one that describes amino acid transport to offspring.

Van
by VanAR
September 20th, 2012, 12:07 am
Forum: The Forum
Topic: Toxicofera
Replies: 13
Views: 3737

Re: Toxicofera

I think Salamandra exhibit a form of viviparity similar to that of sand tiger sharks, where the female ovulates additional eggs that the larvae consume, rather than nutrients being transported across maternal and fetal tissues. This is still considered a form of matrotrophic viviparity rather than o...
by VanAR
September 18th, 2012, 10:44 pm
Forum: The Forum
Topic: I'm embarassed to ask, but I'm dying to know the answer...
Replies: 22
Views: 5599

Re: I'm embarassed to ask, but I'm dying to know the answer.

Regarding George T. McDuffie, his 1960 PhD thesis from U. of Cincinnati was titled "Studies on the Ecology and Life History of the Copperhead, Agkistrodon contortrix mokeson (Daudin), in Ohio". Only a small part of it, the stuff about the size and color patterns, was published in the JOHS article a...
by VanAR
September 17th, 2012, 8:54 pm
Forum: The Forum
Topic: Toxicofera
Replies: 13
Views: 3737

Re: Toxicofera

Mike, ovoviviparous is now considered an obsolete term because it implies that females carry their eggs more or less as a "mobile incubation chamber", without any physiological interaction or material transport between the embryo and the female. In reality, maternal and embryonic tissues must interf...
by VanAR
September 9th, 2012, 11:43 pm
Forum: The Forum
Topic: Question about holding hot snakes.
Replies: 61
Views: 22753

Re: Question about holding hot snakes.

The issue is avoiding 1/ harming the snake 2/ A serious bite. I'd reverse those. I know way too many people who've been envenomated because they handled a snake improperly because they "didn't want to hurt the snake". Not hurting the snake should definitely be a top priority, but your own safety sh...
by VanAR
September 9th, 2012, 5:14 pm
Forum: The Forum
Topic: Question about holding hot snakes.
Replies: 61
Views: 22753

Re: Question about holding hot snakes.

This is simply not true.
Depends. I think it is true if your method of "handling" is to tail or neck. If "handling" means in a tube or squeeze box, with buckets, tools, and no direct contact, with 100% attention on the animal at all times, I think you're right.
by VanAR
September 9th, 2012, 1:59 am
Forum: The Forum
Topic: Toxicofera
Replies: 13
Views: 3737

Re: Toxicofera

A large part of your question depends on whether Toxicofera is a valid group- I'm not really up on that literature so I couldn't say for sure. Viviparity (giving birth to live young) has evolved independently over 100 times in the Squamata, but, as you say, has apparently not evolved once in any oth...
by VanAR
September 5th, 2012, 11:40 pm
Forum: The Forum
Topic: Question about holding hot snakes.
Replies: 61
Views: 22753

Re: Question about holding hot snakes.

It's making my wonder how everyone on here gets such nice photos without handling the snakes. I can understand that species like rattlesnakes just get defensive and can be photographed in situ or hooked a short distance to open ground for photos, but do you have any species in the US that just cont...
by VanAR
September 5th, 2012, 8:19 pm
Forum: The Forum
Topic: Question about holding hot snakes.
Replies: 61
Views: 22753

Re: Question about holding hot snakes.

I knew a guy who would pin and handle most venomous snakes that he encountered. We would get out of the car to shoo a cottonmouth off the road, and he would pin it and pick it up, look it over, then toss it off the road. He wasn't trying to impress anyone, just felt the need to put his hands on the...
by VanAR
September 2nd, 2012, 3:44 pm
Forum: The Forum
Topic: Snake bite first aid clarification ?
Replies: 11
Views: 2495

Re: Snake bite first aid clarification ?

I wouldn't rely on corals needing to "chew" their venom in. Their fangs may be short, but they can definitely inject venom on a regular bite like any other snake. They also can bite with considerable vigor once harassed- one a friend of mine had for a snake education seminar bit a hook that was bein...
by VanAR
August 28th, 2012, 6:06 pm
Forum: The Forum
Topic: Garter Species ID Assist...
Replies: 5
Views: 1768

Re: Garter Species ID Assist...

I don't know the exact key to Thamnophis, but that looks exactly like almost every sirtalis I worked with in Arkansas.
by VanAR
August 23rd, 2012, 11:04 pm
Forum: The Forum
Topic: Elaphe carinata feeding on some birds in Henan, China
Replies: 5
Views: 1897

Re: Elaphe carinata feeding on some birds in Henan, China

nest site selection fail
by VanAR
August 22nd, 2012, 3:37 pm
Forum: The Forum
Topic: Timber Rattlesnakes in Pennsylvania
Replies: 26
Views: 7091

Re: Timber Rattlesnakes in Pennsylvania

Timbers are some of the easiest snakes in the world to probe, as long as you aren't holding the snake in the tube and probing it without assistance. Have one person hold the snake firmly in a tube (if you think timbers are difficult to restrain, try something with real muscle, like a boa or large Pi...
by VanAR
August 2nd, 2012, 9:18 pm
Forum: The Forum
Topic: Sorry! A TX herp law question
Replies: 22
Views: 7317

Re: Sorry! A TX herp law question

It's been a few years since I've been there, but I agree with the points above. Getting a stamp isn't the worst idea, if for no other reason than if you do get pulled over/questioned it's one less thing to worry about. I'd be cautious in any state or national park. Just like any other state, those a...
by VanAR
July 28th, 2012, 5:45 am
Forum: The Forum
Topic: Is this a folktale or is this true?
Replies: 15
Views: 3154

Re: Is this a folktale or is this true?

So far I haven't experienced any allergies besides anti venom, but isnt a large percentage of people have some sort of allergy to it? But wow snake musk? That really has to suck. So are your reactions becoming worse with each exposure? The musk allergy I think is due to getting sprayed by a copperh...
by VanAR
July 27th, 2012, 4:00 am
Forum: The Forum
Topic: Is this a folktale or is this true?
Replies: 15
Views: 3154

Re: Is this a folktale or is this true?

In addition to Chris's statement, always keep in mind that you might become allergic to the animals you work with/catch. I've never been allergic to dogs, cats, or pollen, but since I started working with reptiles (and rodents), I've become allergic to rodents, snake musk, and snake saliva. Even rat...
by VanAR
July 24th, 2012, 10:41 pm
Forum: The Forum
Topic: Knoxville TN
Replies: 6
Views: 1170

Re: Knoxville TN

How about turtles? literature states maps and softshells have ranges in the area ... ? There are spiny softshells throughout the Tennessee river system. Fairly abundant in some areas, but you'll be hard-pressed to actually catch one in a large river without trapping, and trapping might not be effec...
by VanAR
July 16th, 2012, 4:32 pm
Forum: The Forum
Topic: I want to see anyones Copperhead pictures.
Replies: 46
Views: 14814

Re: I want to see anyones Copperhead pictures.

Saratoga- kickass on the Austrelaps! I hoped they'd turn up when I opened this post.

Van
by VanAR
July 10th, 2012, 1:28 am
Forum: The Forum
Topic: Hello from the Shenandoah valley
Replies: 6
Views: 3001

Re: Hello from the Shenandoah valley

Right on, I know that part of the country pretty well since we used to play Stonewall Jackson in HS sports occasionally (I went to Wilson, way back when). The snake attitude isn't the best, but keep trying and hopefully you can get some of them to come around! If I get back there during herping seas...
by VanAR
July 7th, 2012, 1:59 am
Forum: The Forum
Topic: Just for Fun: Life Lists
Replies: 43
Views: 21731

Re: Just for Fun: Life Lists

my humble list (to 2011). As of last month, I've also added Lampropholis delicata from my postdoc advisor's front yard- a 2 square meter area had about 40 of them! Caudata Ambystomatidae Ambystoma maculatum Ambystoma annulatum Ambystoma jeffersonianum Ambystoma opacum (larval) Ambystoma talpoideum (...
by VanAR
July 6th, 2012, 4:23 am
Forum: The Forum
Topic: Hello from the Shenandoah valley
Replies: 6
Views: 3001

Re: Hello from the Shenandoah valley

Hi Copperhead- where do you teach in the valley? I grew up in Augusta county and occasionally travel back there to see family and friends (and herp). It's a beautiful place to live!

Van
by VanAR
June 27th, 2012, 7:53 pm
Forum: The Forum
Topic: OT: Herp Professors
Replies: 33
Views: 6348

Re: OT: Herp Professors

It's probably a good idea to keep your conversations with potential professors focused on a couple of things: 1) Your mutual research interests- what would you do in their lab? What have you done in the past that give you experience doing research? 2) Funding opportunities- can you support yourself ...
by VanAR
June 24th, 2012, 9:20 pm
Forum: The Forum
Topic: OT: Herp Professors
Replies: 33
Views: 6348

Re: OT: Herp Professors

I understand the warm weather and "not interested in spending 4 years of my life working on an organism that bores me to answer a question that interests me" seem immature. In contrast, I think those things are two strong considerations for putting me in a situation that will make seeing the light ...
by VanAR
June 24th, 2012, 3:47 pm
Forum: The Forum
Topic: OT: Herp Professors
Replies: 33
Views: 6348

Re: OT: Herp Professors

Jimi's post is on the mark. Think about what kind of work you want to do and then find people who do that kind of work. Biology is a huge field with many subdisciplines within disciplines- broadly, think about systematics/evolution, ecology, physiology, conservation as general fields of work. As oth...
by VanAR
June 11th, 2012, 2:59 pm
Forum: The Forum
Topic: How do heat-sensing snakes interpret heat?
Replies: 4
Views: 1268

Re: How do heat-sensing snakes interpret heat?

The optic and trigeminal nerves, which run from the eyes and pits, respectively, both join into the optic tectum in the brains of the snakes. There have been several neurophys studies that have implanted electrodes into the optic tectum and found that visual and thermal stimulation from similar poin...
by VanAR
June 3rd, 2012, 6:32 pm
Forum: The Forum
Topic: The Adventures of D Wayne and Ratboy
Replies: 24
Views: 5206

Re: The Adventures of D Wayne and Ratboy

Ah, the good ol' days.
by VanAR
June 3rd, 2012, 9:28 am
Forum: The Forum
Topic: The Adventures of D Wayne and Ratboy
Replies: 24
Views: 5206

Re: The Adventures of D Wayne and Ratboy

The Lovely Cyndi has a tail for gods sake? Anybody want to talk about that?
LOL I'd love to hear/see her response to that.

Great pics, as always B. Wonder what ol' Albert Pike would think of a park in his name being "closed".
by VanAR
May 30th, 2012, 5:21 am
Forum: The Forum
Topic: How we protect wildlife in Australia
Replies: 1
Views: 847

Re: How we protect wildlife in Australia

I don't know what the laws are in the States regarding things like this. Some states have them, but they typically only apply (or are applied) to species listed as threatened/endangered. The guy makes a good point though- check the laws of where you go, and don't advertise yourself breaking them on...
by VanAR
May 27th, 2012, 4:22 pm
Forum: The Forum
Topic: Python "haters"Article in post from April 29
Replies: 8
Views: 1746

Re: Python "haters"Article in post from April 29

I don't think collection usually has much of an impact. There may be such circumstances where a population is restricted to specific habitats during certain periods, as in northeastern timbers, etc., especially if those areas are easily accessible. Other circumstances could be where a population is ...
by VanAR
May 26th, 2012, 5:41 am
Forum: The Forum
Topic: Python "haters"Article in post from April 29
Replies: 8
Views: 1746

Re: Python "haters"Article in post from April 29

Couple of generalized answers/opinions: 1) Exterminating random pythons as captured is likely going to do nothing to control them. The range is too large and too remote for single capture-exterminations to likely have much effect. 2) Placing transmitters, etc. in the snakes allows us to get a handle...
by VanAR
May 25th, 2012, 6:41 am
Forum: The Forum
Topic: Are you freaking kidding me?
Replies: 11
Views: 2020

Re: Are you freaking kidding me?

This was posted on Fark.com a few days ago, and it was amazing how many idiots claimed to be "experts" yet identified it as a python at least 9 feet in length.

People are stupid.
by VanAR
April 18th, 2012, 6:34 pm
Forum: The Forum
Topic: Proper way to hold a snapper?
Replies: 15
Views: 4299

Re: Proper way to hold a snapper?

I've been working with snappers quite a bit over the past year or so. I grab them by the plastron, similarly to what Kevin described. Even big ones are easy to control that way, and smaller individuals can be easily held with one hand once you get the hang of it. Sure, they scratch some but it doesn...
by VanAR
March 23rd, 2012, 1:47 pm
Forum: The Forum
Topic: Atrox and horridus overlap?
Replies: 17
Views: 2397

Re: Atrox and horridus overlap?

I've seen photos of a copperhead-timber hybrid- it's in a live collection somewhere, if I recall correctly, but I don't remember where.
by VanAR
March 22nd, 2012, 4:28 pm
Forum: The Forum
Topic: Atrox and horridus overlap?
Replies: 17
Views: 2397

Re: Atrox and horridus overlap?

I saw a poster that described one from Oklahoma at a JMIH meeting, say 2005 or 2006. That's the only wild hybrid I know of.
by VanAR
March 21st, 2012, 5:14 pm
Forum: The Forum
Topic: A bit of early season Arklahoma color (now with more color!)
Replies: 20
Views: 4840

Re: A little bit of early season Arklahoma color.

Good stuff, Mike! I miss those big uglies.

Van
by VanAR
March 21st, 2012, 5:12 pm
Forum: The Forum
Topic: Atrox and horridus overlap?
Replies: 17
Views: 2397

Re: Atrox and horridus overlap?

Mike's right- there's quite a bit of overlap in Arkansas, Oklahoma, and Texas, across all kinds of habitats, from forested mountains to open grassy prairie. Diamondbacks in the forested areas seem to do best in very open, grass-dominated patches, but they will forage in leaf litter occasionally too,...
by VanAR
March 20th, 2012, 7:44 pm
Forum: The Forum
Topic: Help with snake ID - Ohio
Replies: 9
Views: 2050

Re: Help with snake ID - Ohio

milksnake