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Questions tagged [herpetology]

The study of reptiles and amphibians, and a subarea of zoology.

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What kind of snake is this

Found this outside on patio in northern Virginia, Ashburn area, September 2018. It's about 12 inches. Is it a water snake or rattlesnake?
Shay's user avatar
  • 61
1 vote
1 answer
108 views

Snake Identification - St. Louis, MO

We found this tiny snake in the finished part of our basement today. We live in the St. Louis, Missouri area. The snake is dark greenish-grayish and has very faint lines running the length of its ...
Nick Criswell's user avatar
2 votes
0 answers
79 views

Lizard Identification

What is this lizard? Seen in Hollywood, Florida, on a golf course. It may have been an escaped pet and was approximately 17" long.
ScienceKeanu's user avatar
2 votes
0 answers
101 views

What is this frog I found

What type of frog or toad is this? I found him in my backyard in southern Alabama and he is clearly very small. I’m not sure what species it is, it’s mostly brown but has small spots on the top of his ...
Cassidy johnston's user avatar
2 votes
1 answer
208 views

Recognition of snake (image)

I would like some help with the recognition of the snake shown in the image below. I was doing a fieldwork in a forest in Slovakia when I found it. I was thinking it could be a water snake but I am ...
Anne's user avatar
  • 35
1 vote
0 answers
224 views

Is this a worm or snake?How to get rid of it?

Hi! I found this thing in my bathroom. I killed it but still it's friends keep on reappearing. It moves slowly , is it a snake? How can i get rid of them? I live in Mumbai, India. It's rainy season ...
user43190's user avatar
2 votes
1 answer
68 views

Identification of snake

Can someone identify this snake? Photographed in a home in Los Lunas, NM, USA.
M. Arner's user avatar
1 vote
1 answer
174 views

Can someone tell me what kind of reptile is this?

It was found in El Paso Texas. It was very scared and weak when I found it. But I bought it a small aquarium and some food to make sure it’s ok before I let it go. It’s tail is broken off. It have ...
Sylvia Quinones's user avatar
3 votes
2 answers
142 views

What snake is this one?

I'm wondering what kind of snake is the one in the attached photo. It looks like Vipera aspis but It seemed a bit too big (lenght of about 1 meter). This photo was taken near Como, in the north of ...
Andrea Caldiroli's user avatar
50 votes
2 answers
3k views

Help identifying leaf-like bone

I found two of these objects near a creek in Missouri. They feel like they are made out of bone but they do not look like any bone I have seen before. They also appear as though the could be some sort ...
Llew's user avatar
  • 542
8 votes
1 answer
176 views

Is it Bufo bufo?

I find a couple of frogs. It was cca. 4inches long and 2inches wide. Photo was taken in Prague, Czech republic, middle Europe.. Same zoomed.
L.Diago's user avatar
  • 1,863
1 vote
1 answer
604 views

The 4-chambered heart

Birds and humans have a four chambered heart. All animals having 4-chambered hearts are warm-blooded. Why are crocodiles an exception? Why are they cold-blooded even though they have a 4-chambered ...
Schrödinger's Cat's user avatar
1 vote
1 answer
167 views

Why is there an apparent reduction of reptile species near the Mississippi River?

The USGS Gap Analysis Program published a map of reptile species richness in the U.S. There is a conspicuous reduction in reptile richness along the Mississippi River corridor. Why might this be? ...
et is's user avatar
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0 votes
1 answer
94 views

Why do house geckos take so long to react?

This is the Common house gecko found abundantly where I live. I've been observing this for quite long and I used to ignore it after thinking on it for a short while. Today I decided to write this ...
Serotonin's user avatar
  • 512
6 votes
1 answer
271 views

What species is this turtle in Houston?

This turtle was displaced by hurricane Harvey in Houston, Texas, USA (Buffalo Bayou and Dunlavy). It appears to be a snapper. Can someone identify the exact species?
paparazzo's user avatar
  • 163
4 votes
2 answers
368 views

Evolution of dinosaurs

What did dinosaurs evolve from? Was it the reptiles that evolved from amphibians? I have been researching this but am very confused with who their direct predecessor was. Amphibians evolved from fish.....
Vanessa's user avatar
  • 201
1 vote
0 answers
111 views

snake identification

While moving large, old oak logs I'd stacked a year ago to form a terraced garden, I noticed it was very moist under the logs. I saw 5 kingsnakes, a scarlet snake, a couple of small brown earth ...
James k jurgens's user avatar
7 votes
2 answers
4k views

What species of snake found in central Alabama, US?

The snake in the image below was found in the attic of a home in a relatively well-forested suburb of central Alabama, south of Birmingham about 20 minutes. It was safely released outside in the ...
do-the-thing-please's user avatar
0 votes
1 answer
208 views

Do lizards expand in the summer and contract in the winter?

We all know that objects expand on heating and contract on cooling. Lizards are cold-blooded animals, i.e. they become hotter and cooler depending on their outside temperature. Warm blooded animals ...
Arishta's user avatar
  • 111
2 votes
2 answers
824 views

Had there been a non-flying pterosaur?

Since there are non-flying birds and secondary non-flying insects, it is reasonable to assume there were also non-flying pterosaurs.
user31264's user avatar
  • 235
4 votes
0 answers
173 views

Identification of Anoles

Can anyone help me identify these anole species? All photos taken on St. Thomas, USVI, in close proximity to one another. (click to zoom in) Each photo is a different individual, but the overall ...
p.s.w.g's user avatar
  • 1,427
4 votes
1 answer
206 views

Minor differences in morphology of a snake: Why designate it a different species?

I was motivated to ask based on an answer to another question that I read on SE-Biology: You can differentiate this species [Ashok's Bronzeback (Dendrelaphis ashoki)] from closely related D. ...
curious_cat's user avatar
9 votes
1 answer
1k views

Indian Snake Species Identification

Location: southern India Time: noon Approx. Size: Length: around 2 feet; Size: extremely small, like a straw. Diameter: less than 1 cm. Was very fast in climbing aisle of mud bed/uphill like 90 ...
User323693's user avatar
0 votes
1 answer
31 views

Is this lizard protected or endangered?

We think that it's a type of alligator lizard. It was found in the open space area near my home in Moss Beach California (about 10 miles south of San Francisco). Thank you!
Joanie Hooper's user avatar
1 vote
0 answers
37 views

How do you identify this particular snake shedding?

Aloha, Snakes are illegal in the State of Hawaii, with the exception of the Hawaiian Blind Snake (Brahminy Blind Snake (Ramphotyhlops braminus)). I've read through a plethora of articles to no avail....
Photon_Warmth's user avatar
5 votes
1 answer
1k views

What kind of snake is this?

First, we are located in Missouri. In between St. Louis and Cape Girardeau. St. Francois county to be precise. We just walked outside and found this on the porch so we carried it off. Normally this ...
Fmonkey2001's user avatar
5 votes
1 answer
2k views

Species Identification: Snake, New Mexico

The snake is about one and a half inches in diameter at its widest, a half inch at the head, and about two feet long. I found it in central New Mexico. It's hard to see the head in the pics, but it ...
CDspace's user avatar
  • 193
4 votes
1 answer
571 views

Extinction of non-mammal Synapsida

I am following M.J. Benton's Vertebrate Palaeontology, which explains how many groups of Synapsida were already extinct in the Mesozoic Era, with one obvious exception being the group of Cynodontia, ...
Self-teaching worker's user avatar
2 votes
1 answer
79 views

What is the Cordil that Edward Topsell describes?

In his "History of four-footed beasts and serpents", Edward Topsell describes a "serpent" called Cordil. Since he lists everything that crawls on the ground as a serpent, regardless of being a reptile,...
EbrithilBowser's user avatar
6 votes
1 answer
283 views

How were (many) dinosaurs' brains so small?

Brain size (or its proxy, encephalization quotient) usually varies allometrically with mass -- larger creatures need larger brains to control their larger bodies, apparently. Dinosaurs are popularly ...
Charles's user avatar
  • 303
6 votes
1 answer
352 views

Lizard species identification

I managed to photograph a lizard in Haruvit Forest, Israel. I would like to know - what lizard species is this? Size appr. 20-25cm
Benjli's user avatar
  • 259
4 votes
0 answers
302 views

Why would a python go after such large prey?

I read that most Pythons would go for smaller prey, around the size of a house cat, but that larger species enjoy crocodiles, deer and even a bit of antelope for dinner. But why? Now, I realise that ...
Lightness Races in Orbit's user avatar
8 votes
3 answers
3k views

What is the name of this snake?

This baby snake just came inside my house in Sri Lanka, and I'm wondering whether it is venomous. Do you know this snake? I am posting this from my phone so I am unable to format properly. And I have ...
Isuru's user avatar
  • 183
3 votes
1 answer
581 views

How does the "heat vision" of some snakes work?

Some snakes have an infrared sense which is used to track warmblooded animals. How does that organ work? And would a similar organ be possible in a warmblooded animal?
ratchet freak's user avatar
6 votes
3 answers
440 views

Identification of this species of Toad

I found a short video on the Internet of a toad and I wonder if anybody could identify it? It was posted on a social-media/blogging website called 'Tumblr', so I don't know much about it (e.g., ...
user19679's user avatar
  • 404
4 votes
2 answers
883 views

Do reptiles hunt?

I encountered the following passage in the book The Art of Interactive Design by Criss Crawford (bold formatting is mine): [...] From stalking and evasion to the chase, the [interaction between ...
nwk's user avatar
  • 143
5 votes
1 answer
879 views

What kind of tortoise is this?

Can you help me to ID this tortoise? It was walking around near to my house and then my mom found it, so we'd like to know more info. Its Straight Carapace Length is about 5+ inches. Found it in mid-...
Mauricio's user avatar
2 votes
0 answers
140 views

Was this snake behaving abnormally?

This morning, I walked out front of my house to find a medium-sized snake balled up on my driveway beneath my motorcycle. I spotted it from my porch so I didn't walk any closer. I believe it was a ...
Bungle's user avatar
  • 315
1 vote
1 answer
154 views

Rattlesnakes developing stronger venom

I have heard that rattlesnakes are developing stronger venoms causing more people each year to die from rattlesnake bites. But why would a snake that is already very venomous need to develop stronger ...
Caters's user avatar
  • 694
3 votes
1 answer
176 views

Can sexual selection operate in temperature dependent sex determining organisms?

Or more broadly, are distinct forms of genetic inheritance (ie. sex chromosomes) needed for sexual selection? My thinking was that since there are no sex determining loci, there could not be linkage ...
petersoapes's user avatar
16 votes
4 answers
4k views

Do birds emit infra-red radiation?

I'm an electronics engineering student and I am going to use a sensor that detects infra-red emitted by birds that invade rice paddies. Do birds emit infra-red radiation?
reeglysonforubuntu's user avatar
6 votes
1 answer
32k views

Is the swimming pool water harmful to frogs who jump in? If so, how?

Here is an odd question: Frogs have permeable skin. Indeed, via capillary action, frogs absorb water through their skin. Chlorine is in principle a harmful substance. I am sure what percentage of ...
ShanZhengYang's user avatar
2 votes
1 answer
2k views

Did modern alligators and caimans come from prehistoric crocodiles?

I know that crocodilians have been here since the time of the dinosaurs. I also know that crocodiles came first. But alligators have been here for a good 37 million years. Did alligators come from ...
Caters's user avatar
  • 694
12 votes
1 answer
240 views

Can a lizard shed a regrown tail again?

Some lizards are famous for their ability to voluntarily shed their tail to elude predators (Autotomy). After a while, the tail will be regenerated, though with slightly different qualities, as ...
user avatar
2 votes
1 answer
213 views

Do Blanding's Turtles die of old age?

I have recently found articles and various claims that turtles (Blanding's turtles as an exact example) could possibly live indefinitely. http://discovermagazine.com/2002/jun/featturtle This is said ...
DoubleDouble's user avatar
22 votes
2 answers
4k views

If dinosaurs could have feathers, would they still be reptiles?

I just finished watching a video where it was mentioned that nowadays birds are dinosaurs and non-avians dinosaurs could have feathers. I confirmed this from wikipedia: Birds are highly advanced ...
Armfoot's user avatar
  • 343
4 votes
1 answer
476 views

Why are Oxyuranus snake species named Taipan?

It is interesting, why are Oxyuranus species called Taipan. The snakes are Australian but taipan looks like of Chinese origin word (it means big shot - important person).
rook's user avatar
  • 295
5 votes
1 answer
2k views

Can reptiles digest grains?

As a caretaker of a turtle, I sometimes struggle understanding the logic behind the inclusion of corn, soybean, and wheat meals in reptile food, such ingredients seem truly aberrant from what a ...
user37026's user avatar
  • 151