Reptile & Amphibian News Blog
Keep up with news and features of interest to the reptile and amphibian community on the kingsnake.com blog. We cover breaking stories from the mainstream and scientific media, user-submitted photos and videos, and feature articles and photos by Jeff Barringer, Richard Bartlett, and other herpetologists and herpetoculturists.
Monday, December 15 2014
A captive breeding program and removal of invasive goats has helped Española Galapagos tortoises improve their numbers from 15 to 1500.
From treehugger.com:
How was the Española population of giant tortoise saved? The Galapagos Islands National Park Service began a program of captive breeding and reintroduction in 1973. Using an enclosure on another island to help some of the remaining tortoise to focus on breeding, they were successful in reintroducing more than 1500 of the captivity-raised giant tortoise offspring on the island of Española.
For this effort to be successful, the non-native goats had to be culled, and eventually exterminated. Otherwise, the life-sustaining catci could never have recovered:
"[The goats] would feast on the roots... and chew away at the bark, and eventually that would topple these cacti. And then they had an incredible buffet of maybe 500-1000 years of cactus growth, demolished in a week or two," explained Professor Gibbs, from the College of Environmental Science and Forestry at the State University of New York.
Read more here.
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Friday, December 12 2014
There's nothing like really bad science and equally bad reality TV to make problems for reptile rescuers.
Discovery Channel, in their brilliant glory, ran a farce of a documentary last weekend where a man got into a snake proof suit, slathered himself in pigs blood and then pretended like he was going to be "Eaten Alive" to boost their ratings. Unfortunately, it's created a big headache for reptile resue groups like mine.
My first call was to find out if anacondas are able to live in Wisconsin. The answer is no. Despite the fact that we have a lot of rivers and swamps, as the caller pointed out to me, the temperatures are far too cold for an anaconda to survive. I mean seriously, it is 22 degrees outside right now.
Three emails followed that asking about anacondas. All three inquired as to if anacondas could really eat people and if they do all the time. It was about this time my head started to hurt and that is when I logged onto Facebook and realized that "Eaten Alive" had aired the previous night.
Several emails followed, all asking a variety of questions about large species of snakes and their deadliness to humans. By the end of Monday night, I had a pre-typed email as a response and was several beers into my 12-pack.
A call this morning also induced severe head pain (no, it wasn't a hangover!), but thankfully I was able to talk the person down and into keeping their pet. The caller had a ball python and wanted to surrender it because they ate meat. Not the snake, mind you, but the pet owner!
They were concerned because the "scientist" who appeared on the show used pig's blood, and since they eat meat, their snake would become dangerous. Thankfully, I was able to explain the reality of snake ownership and also touch on cleanliness issues relating to owning any pet. Monty still has a home tonight and the owner no longer fears her pet.
While the show claimed it was aimed at educating about conservation, it merely introduced a new level of fear for those who live among reptiles. It is time that the media on all levels let go of the hype and stick to the facts.
Photo provided with permission by Mike Pingleton
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Thursday, December 11 2014
I can still remember turning the big flagstone that was out by the day lily bed and seeing my very first snake.
I was probably 6 or 7 and had already turned a lot of stones in my short lifetime. I found toads and stag beetles and star-nosed moles - enough things so that I spent a goodly amount of time flipping rocks and debris and marveling at the creatures that called such places home.
But a snake? And in my own backyard at that. Even when the little snake inflated itself and began an almost inaudible hissing, my parents declared it harmless and left the snake and me to our own devices.
That was my introduction to the species then called the DeKay's snake and now known as the northern brown snake, Storeria dekayi dekayi. Notice the species name, dekayi, is spelled with a "k" and not a "c." It is named for early New York naturalist, James Edward DeKay, not for any lack of serpentine structural integrity.
Although a gigantic specimen of just over 19 inches has been documented, most northern brown snakes are adult at 10 to 12 inches. The dietary preference is earthworms but an occasional cutworm or other insect may be accepted. This tiny snake, a relative of the larger garter and water snakes, gives birth to live young. Literature proclaims a litter may number from 3 to 31, but 5 to 12 seems the norm.
Continue reading "My first snake: the DeKay's snake"
Have you seen the titanboa exhibit?
From NJ.com:
Twice as long as the longest snake alive today, Titanoboa was discovered in 2009 by a team of scientists working in one of the world's largest open-pit coal mines at Cerrejón in La Guajira, Colombia. Fossil plants, giant turtles and crocodiles found with it deep underground reveal the earliest known rainforest, teeming with life and dating to the Paleocene, the lost world that followed the demise of the dinosaurs.
"Titanoboa is a bigger, badder boa, and it will simply knock your socks off," said Jennifer Sontchi, Academy director of exhibits.
Read more here.
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Wednesday, December 10 2014
Almost 200 sea turtles suffering from hypothermia were removed from chilly Massachusetts Bay and flown to warmer waters.
From the Orlando Sentinel:
Turtle rescues happen every year in late fall in the Northeast, but for reasons not yet known what's happening this year is "epic," said one of the nearly two dozen volunteers passing boxes of turtles like a bucket brigade.
"Statistically, I feel like we are out on Pluto," said Tony LaCasse, spokesman for the New England Aquarium's marine-animal hospital in Quincy, Mass., who fears the number of cold-stunned turtles could quadruple.
"We've been rescuing sea turtles for 25 years, and we are just absolutely shocked," LaCasse said.
Read more here.
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Tuesday, December 9 2014
It's our herp photo of the day, uploaded by kingsnake.com user Gabby1!
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Commercial fog is great for haunted houses, night clubs, and herpetological research?
From National Geographic:
Colleen Farmer used it to study how an iguana breathes.
She threaded an endoscope—a tube with a light and a camera at the end—into the lizard’s nose, while allowing it to inhale the artificial smoke from a fog machine. The smoke, though harmless, contained small particles, and the camera could detect these they worked their way into the iguana’s lungs.
And to Farmer’s surprise, no matter whether the lizard breathed in or out, the smoke particles only moved in one direction.
Read more here.
From Maine to Ontario and Florida to Texas, you may encounter the little turtle known vernacularly as the "stinkpot" and more formerly as the common musk turtle, Sternotherus odoratus.
The names, both common and scientific, are derived from the odorous secretions produced by the two musk glands: one on each side of the plastron where the skin meets the shell bridge.
Although primarily aquatic, this little blackish turtle with the striped face, pointed nose, and elongate but high domed carapace may choose at times to wander far from its watery home.
Although musk and mud turtles are closely related, the small plastron of the musk turtles easily separates them from muds which all have a large plastron. Throughout most of its range the common musk is the only species of musk turtle to be found. Although the intensity and integrity of the yellow may vary, it is the only musk turtle to have a yellow striped face.
Hatchlings, so small they can sit comfortably on a quarter and have a roughened carapace, while the upper shell of the adults is usually very smooth.
Common musks are usually quite inexpensive and are very hardy and long-lived as captives. If you have an opportunity to get a baby you will find it an easily kept and responsive pet.
Continue reading "Stinkpots"
Monday, December 8 2014
The snot otter, or eastern hellbender salamander, may get special protection in New York.
From Tech Times:
To achieve their goal, the environmentalists filed a petition with the Department of Environmental Conservation, citing several reasons why the eastern hellbender should be provided protection allocated for other endangered species.
"Hellbenders face numerous threats in New York, including sedimentation, low water quality, lack of habitat, and disease. Significant declines in hellbender populations in both the Allegheny and Susquehanna watersheds suggest that this species, without protection, could become extirpated in the near future in the Susquehanna drainage, and may also disappear from the Allegheny drainage," summarized the petition.
Endemic to New York, the eastern hellbender was given the "special concern species" status by the state's conservation officials back in 1983.
Read more here.
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In the end, for the balance of the turtle and tortoise ponds I concluded a simple pond, made out of concrete, would be the best option for now.
Unlike the first pond, this one would not have a concrete frame, and in essence would be just a dished out area of dirt, covered in an inch of concrete, with a sump and a drain. They would be round and roughly the same size as the 3-foot kiddie pools, but not nearly as deep.
With a gentle slope on all sides and the middle being the deepest spot at between 6-10 inches, these ponds provide enough water to completely immerse but are easy to get into and out of. Generally speaking, they resemble super-sized bird baths.
These ponds, roughly 3-4 gallons each, took very little time to excavate, with the augering of the sump area taking up most of that. Each pond used between 1 and 1-1/2 60-lb bags of quik-crete, providing a base that was 1-2 inches thick.
I formed a small lip around the edge of the pond to allow rainwater to flow around the pond instead of into it. I did not use any reinforcing wire or mesh with the concrete, and I am certain that someone standing on them would likely crack them. But they were designed for turtle foot traffic rather than human, and if I decide on a better "ultimate pond" later, they can be readily broken up and removed.
These have worked well so far, but winter arrived more quickly than anticipated, so I was unable to do much analysis before the turtles started burrowing for the winter. With spring only a few months away, it won't be long before they are put to the test.
Friday, December 5 2014
Another turtle and tortiose pond idea I tried out was to use the large concrete mixing tubs available at home improvement stores. Suggested by long time kingsnake.com contributor Bonnie Keller, this option was one she had used one with the edges cut down at an angle to provide a slope down to a deep end.
At $14 a tub, I wanted to try one straight up because modifying 96 of them would be tough. And I was already looking beyond plastic ponds as likely the ultimate solution.
A rectangular tub that holds just over 20 gallons, it was smaller than the kiddie pools, but still so deep that it required more excavation time than I wanted to expend. I again excavated with a shovel and water hose to seat the tub properly, and again used the auger to great a sump area for drainage, and added a drain plug to the tub.
Though the ends of the tub had a gentler slope than the kiddie pools sides, it was still too steep for the turtles to get a footing to exit the tub. Again I added rocks to provide them entry and exit, but the Eastern Box Turtles had the same problems getting in and out. They would flop about, frustrated, fighting to get out until they found purchase on the rock pile.
Again this proved to be a "workable" solution that on a small scale could be usable once the issues were overcome, but scaling it to 96 pens would be problematic. This pond too, while still in use today, will be replaced by what turned out to be the eventual best solution.
Watch for part 4!
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Thursday, December 4 2014
One lucky animal narrowly escaped being a meal for a hungry crocodile.
From the Express:
The tiny turtle was thrown into the air by the predator, but managed to slip from its mouth and back into the water thanks to the wet surface of its shell.
Later, the lucky terrapin was spotted chilling out on a nearby rock after its near miss.
South African safari guide Mario Moreno, 49, snapped the exhilarating incident when visiting Lake Panic in Kruger National Park.
Read more here.
Which amphibian is so slender and attenuate that it looks like a hefty nightcrawler, has two tiny eyes, four legs that are so short and slender that they are easily overlooked, and only one toe on each foot?
If you guessed that it is an amphiuma, you were right on target.
It is the third and least known of the amphiuma species, a foot long nocturnal caudatan, the one-toed amphiuma, Amphiuma pholeter, that lives out its life in deep beds of soupy mud of slurry-like consistency. Although it was described in 1964, it has been only for the last two decades that this taxon has become known to many.
Many of its habitats are on posted private land or in state parks that require permits carry on a search. Found in Florida's Big Bend counties, the Florida panhandle, extreme southwestern Georgia, southern Alabama, and southeastern Mississippi, the one-toed amphiuma is a Gulf Coast specialty and one that I am always happy to see.
Continue reading "The third amphiuma"
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Wednesday, December 3 2014
The obvious solution for my turtle and tortoise pond dilemma was simple: hard plastic kiddie pools. They've been used uncountable times for this and similar situations, and for most people, they're the preferred option.
While they have some immediately obvious, and a few less obvious, problems, I still ended up trying this pond idea in a pen just to see how difficult the issues were to overcome.
Even though it was beyond "pool" weather for the year, I was able to track down some 3-foot round "dog washing pools" at Petco for $10 that were the right size and shape, even if they had a giant bone imprinted on the bottom. I probably seemed a little odd buying 12 of them, but they were almost out for the year and I wanted to be prepared if this was the best choice for all the ponds. If not, they would still be useful as temporary turtle and tortoise pens.
The first, and most obvious issue, is that kiddie pools have steep plastic sides made of hard plastic that would be difficult if not impossible for a box turtle to climb out of on its own. One suggested fix was to use rocks piled up in the pool to provide entrances and exits, and in the end this is what I did.
While finding enough of the right sized rocks for one pond was easy, it took no time at all to determine that I would be buying a truck full of rocks if I had to do this in 96 ponds. And while replacing the rocks with concrete was a solution, again I saw myself having to buy a truckload of concrete, as well as 96 kiddie pools at $10 each, and 96 drain plugs.
The second major issue was that it took four times as long to excavate all the dirt required to seat the pond in the ground, as it was substantially deeper and larger than the first pond. I did this with a shovel and a water hose. Again I used the auger to create a 3-4 gallon sump in the excavation, but as the pool holds 20 gallons of water or more, it takes a while to drain out.
Once in place the Gulf Coast Box Turtles used it, but the steep sides made it difficult for them to enter and exit. Often they had to splash around, frustrated, until they gained footing on the rocks. While I am still testing the kiddie pool as turtle pond, it is likely to get replaced over the winter. While this is a "workable" solution for one or two ponds, it doesn't scale well to my needs.
In part 3, I'll try another solution!
Western pond turtles have great friends at Sonoma State.
From the Record Searchlight:
Every year as a part of what’s called a “Head Start Program,” a team of researchers from Sonoma State collect turtle eggs from a pond, hatch the babies and send them to Turtle Bay, the San Francisco Zoo and the Oakland Zoo. Crews care for the babies until they’re big enough to avoid becoming another animal’s lunch.
“It gives them a bit of a push out there, a little more of an advantage because there’s so many invasive species of turtles that are pushing them out because they’re so much bigger than them,” Turtle Bay animal trainer Adrienne John said.
Read more here.
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Tuesday, December 2 2014
It was several decades ago, when most of Florida's caves were open to human intrusion, that I first met Florida's little blind salamander.
A friend took me to cave (that I then thought huge) in Calhoun County. It was by far the biggest cave I had ever been in, and soon after entering I was not at all sure that I really wanted to be there. But I had been told that it was a prime locale for the little Georgia blind salamander, Haideotriton wallacei, a ghostly pale neotenic species that I badly wanted to see.
After I entered I stood contemplating the all surround darkness and probably would have continued standing had not one of my companions (they were all spelunkers familiar with the cave) called from far ahead "Dick, there's one here. In fact, there's two. I'm going to turn my light out so I don't spook them."
I chose an area that looked like it would be easy to walk along and moved as quickly as possible towards the disembodied voice. Fortunately there were no forks or hidden chambers and soon I could see Ed standing quietly awaiting my arrival.
And I got to see the little plethodontid.
Today, although these salamanders have now been found in many additional underground sites, the closures of many locales to human intrusion has made it more difficult for field herpers and hobbyists to see them.
I'm glad that I had several opportunities.
Continue reading "Florida's blind salamander"
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Monday, December 1 2014
Box turtles, though primarily terrestrial, love to splash around in the water, and of course box turtles need access to fresh drinking water, too.
Tortoises need access to fresh water as well, so it's a natural that some type of pond should be included in an outdoor enclosure, even if only deep enough to provide a ready source of fresh drinking water.
I wanted ponds that were deep enough for the turtles and tortoises to immerse themselves, but not big enough to require major maintenance or financial outlay. They needed to be very basic and easily reproduced. They had to be sloped enough to allow the turtles and tortoises easy and safe access, and they had to be easy to clean. I wanted ponds that could be flushed weekly rather than requiring filters that would have to be powered in some manner.
In looking for the right solution, I tried a number of options used successfully by other people. All of them had and have issues.
My initial design had a small rectangular pond excavated from each pen, framed in wood, and concreted in with a sump and drain plug.
For my first test pen, I used this design. I used a shovel to excavate most of the pond, and the auger to create a deep 3-4 gallon sump at the lowest spot. I used some hard plastic from an underbed box lid, and cut a rough cover for the sump hole.
In the center of the plastic, I inserted a 1-5/8 PVC pipe to provide a drain, and placed the plastic with the pipe over the sump hole. With the sump hole covered carefully first so the plastic didn't cave in under the weight, it took around two 60-lb bags of quik-crete to fill my pond excavation, which when cured held approximately 3 gallons of water.
While this worked well and was relatively inexpensive, it seemed more labor-intensive than I'd like. By framing it, the dirt had to be excavated further than planned and required more concrete to build back the slopes.
However, the 3-toed box turtles loved it, and within 24 hours were happily splashing around. The pond allowed them easy access in and out, and was just deep enough to submerge. The biggest issue was that I failed to give the pond a "lip" that would prevent heavy rains from washing down into the pond, so it needs to be flushed if rainwater fills it with mud.
With the first pond down I wanted to try some other ideas. Stay tuned for part 2!
More than one thousand endangered sea turtles have been seized by Vietnamese environmental police.
From :
“The turtles were all dead,” an official of the Ministry of Public Security’s environmental police department, Le Hong Thai, said. “They were meant to be processed into handicrafts for export to China,” he added.
“The case is under investigation, so we cannot reveal the number of detainees or any other details,” he said.
Vietnamese law protects five native marine turtles, making it a criminal offense to hunt, trade, or store them.
Read the full story here.
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