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.
Tuesday, February 28 2017
This curious little wild Rat snake is checking out the herper in our herp photo of the day, uploaded by kingsnake.com user cmac107 ! Be sure to tell them you liked it here!
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 Even when half grown the patterns and colors of most yellow-bellied sliders is bright and precise.
Worry not! Populations of the yellow-bellied slider are alive and well. It is only the ongoing name games between geneticists and Linnaean biologists that have dictated the changes, shrunken the realm, if you will, of this venerable, wide spread, and well known turtle.
At one time, in one subspecies or the other, Trachemys (once Pseudemys) scripta ranged from our northern tier states southward through Mexico and Central America, and across South America to Argentina. There were then 16 subspecies. Since those early days, varying by authority and their outlook on taxonomy (and their need for a paper), the number of species and subspecies has yo-yoed radically with some researchers elevating a subspecies to full species status while another sinks the creature in question into taxonomic synonymy. The good thing about all of these changes is that they are only on paper, except for those sacrificed during research, the turtles themselves not giving a hoot.
What once was: USA; Was T. scripta scripta, yellow-bellied slider, still valid; was T. s. elegans, red eared slider, still valid; was T. s. troosti, Cumberland slider, still valid; was T. s. gaigeae, now T. gaigeae, Big Bend slider.
Mexico and Central America: Was T. s. venusta, now T. venusta venusta, Meso-American slider; was T. s. cataspila, now T. venusta cataspila, Huastecan slider.
Was T.s nebulosa, now T. nebulosa nebulosa, Baja California slider; was T. s. hiltoni, now T. nebulosa hiltoni, Rio Fuerte slider; was T. s. ornata, now T. nebulosa ornata, Ornate slider.
Was T. s. grayi, now T. grayi, Guatemalan slider; was T. s. yaquia, now T. yaquia, Yaqui slider; was T. s. taylori, now T. taylori, Cuatro Cienegas slider; was T. s. emolli, now T. emolli, Nicaraguan slider.
South America: Was T. s. callirostris, now T. callirostris callirostris, Colombian slider; was T. s. chichiriviche, now T. callirostris chichiriviche, Venezulan slider.
Was T. s. dorbigni, now T. dorbigni dorbigni, Southern D’Orbigny’s slider; was not originally designated, now T. dorbigni braziliensis, Brazilian slider.
So, if we exclude the many introduced and established populations of the red-eared slider, we see that the taxonomic realm of the Trachemys scripta has been reduced from much of the new world to only the USA, a significant change indeed—or not. Just sayin’.
Continue reading " The Shrunken Realm of the Yellow-bellied Slider"
Monday, February 27 2017
Hopefully this hatching Ctenosaura palearis in our herp photo of the day, uploaded by kingsnake.com user ilovemonitorliza cures any case of the Mondays you might have! Be sure to tell them you liked it here!

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Friday, February 24 2017
Happy Rattlesnake Friday! What a gorgeous field shot of a Tiger Rattlesnake in Arizona in our photo of the day uploaded by kingsnake.com user kevinjudd ! Be sure to tell them you liked it here! As always on Friday, we celebrate all of our venomous reptiles for their contribution to the world. It is our goal to help dispel the fears surrounding our beloved venomous creatures.

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Thursday, February 23 2017
 Big and voracious! Meet the 3-toed Amphiuma.
Two of the 3 described species of Amphiuma (amphiuma is the accepted common name as well as the genus name for this group of “mud eels”) reside in Florida waters. The 3rd species A. tridactylum, the three-toed amphiuma, comes within a few miles of Florida’s northeastern panhandle but has not yet been verified in the Sunshine State. It is found from eTX to seAL and northward in the Mississippi River Valley to extreme seMO.
This mud eel is a big amphibian. It occasionally attains a length of 40 inches (but is usually under 3 feet long) and attains a quite considerable girth. The dorsum is grayish brown and is sharply delineated friom the much lighter gray belly. Excluding the light lower jawbone, the throat is dark gray.
That this is a hardy creature was shown by one kept in a high school classroom for nearly 2 decades by a friend. Although he made an effort to feed it correctly, students would frequently give it parts of their sandwiches. It ate these ravenously. It was also an accomplished killer of mice, eagerly accepting the occasional white mouse offered. Bill told me that it had never bitten a student, but it was not for lack of trying.
All in all, this was (and is) quite a salamander!
Continue reading "Three-toed Amphiuma"
Wednesday, February 22 2017
What wonderful color contrast in this hatchling Mud Snake in our herp photo of the day, uploaded by kingsnake.com user Godfrey ! Be sure to tell them you liked it here!

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Tuesday, February 21 2017
What an awesome frilled dragon in our herp photo of the day, uploaded by kingsnake.com user frilly ! Be sure to tell them you liked it here!

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 It took the combined scrutiny of Jake and me to find this adult male bog frog in its grassy home.
In 1985 the Florida bog frog, Rana okaloosae, Florida’s smallest ranid frog was described by Paul Moler. Adult at about 2” svl, because of its unique call (a repetitive single note) this tiny greenish ranid was found in a small creek on Eglin AFB in 1982 by Moler. It is known from a few dozen small populations in Santa Rosa, Okaloosa, and Walton counties. Florida.
In overall appearance the bog frog is quite similar to the common and widespread bronze frog, Rana clamitans. However from the latter the bog frog differs in having very reduced webbing on the hind feet, lacking a central raised area on the tympani, and the dorsolateral folds, lighter in color than the dorsum, terminate just posterior to the sacral hump. Since all other ranid frogs are considerably bigger than the bog frog when adult, size can also be an identifying factor.
It had been about 10 years since I had last looked this little frog up, but with the help of Paul Moler, and the calling of the frogs, Jake and I were able to find a small population and update our photos. Thanks, Paul.
Continue reading "Florida Bog Frog"
Monday, February 20 2017
This caecilian ( Typhlonectes natans) is often incorrectly called the Rubber Eel, we just like his "smile" in this awesome close up in our herp photo of the day, uploaded by kingsnake.com user chrish ! Be sure to tell them you liked it here!

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Friday, February 17 2017
Happy Rattlesnake Friday! What a gorgeous albino Western Diamondback in our photo of the day uploaded by kingsnake.com user krantz ! Be sure to tell them you liked it here! As always on Friday, we celebrate all of our venomous reptiles for their contribution to the world. It is our goal to help dispel the fears surrounding our beloved venomous creatures.

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Thursday, February 16 2017
These two little Cresties seem a bit confused which way to go to food in our herp photo of the day, uploaded by kingsnake.com user MOC_Reptiles ! Be sure to tell them you liked it here!

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 The 2 dark lines that define this subspecies are easily seen on this young example.
Although softshelled turtles hadn’t figured into our stop on the Pascagoula River, Jake and I were both delighted when we saw a female Gulf Coast spiny softshell, Apalone spinifera aspera, sunning on a snag near the shore. That it was a female was obvious from the heavily pigmented carapace. Not large as females go—the record is about 17 ½”—this female was about 9 inches in shell length. The much smaller males seem to top out at about 8 ½ “ carapace length and are often 1 or 2” smaller.
This subspecies ranges from eNC to seLA. It is found in extreme nFL, where I have seen it in the rivers in the Apalachicola National Forest.
This subspecies differs from all other subspecies of Apalone spinifera in having 2 (rather than just one) lines paralleling the rear of the carapace. Very visible in young example and males, the lines may be difficult to see on heavily pigmented adult females.
Continue reading " Gulf Coast Spiny Softshells"
Wednesday, February 15 2017
Pick your favorite in the Drymarchon rainbow in our herp photo of the day, uploaded by kingsnake.com user alanB ! Be sure to tell them you liked it here!

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Tuesday, February 14 2017
Happy Valentine's Day from all of us, including this pair of chucks in our herp photo of the day, uploaded by kingsnake.com user Gabby1 ! Be sure to tell them you liked it here!

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 An Alabama map turtle--but not one that I found!
Our destinations on Sunday were access points to the Tombigbee River and If we failed to find Alabama map turtles, Graptemys pulchra) and northern black-knobbed sawbacks, G. n. nigrinoda, there to continue eastward to the Alabama River where we would again try our luck.
Similar to the other sawbacks, G, n. nigrinoda ranges from 3 to 8” in shell length. Males are only about half the size of the females. We had no trouble at all finding tis species on both the Tombigbee and, later, the Alabama rivers. On the other hand, the broad-headed Alabama map turtle, the second largest of this group with females nearing a 12” shell length, has proven tough.
When it was thought that the Alabama map turtle ranged from mid-AL to the Pearl River drainage in MS, I had no trouble finding them. But now that the western forms (the Pascagoula map and the Pearl River map) have become full species, I have had no luck at all in finding the real, remaining, population of the Alabama map turtle. This search was no exception—at least for me. I found none. But Jake scored again. He, after clambering 50 yards over an almost vertical rockface and teetering back and forth while photographing, actually got fuzzy pix of 2 G. pulchra in the river below his perch.
But another trip is forthcoming and the next time success WILL be mine (LOL).
Continue reading " Alabama Map Turtle and Northern Black-knobbed Sawback"
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