Questions tagged [herpetology]

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

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58 views

What's this parasite?

Any microbiologists or parasitologists recognize this? It's from my pet bearded dragon in the eastern US and the vet's never seen it before.
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why horned lizard's blood has no effect on predatory birds and does it also works on any other creatures too?

so a horned lizard's blood tastes foul to canine and feline predators, and this also works on human, this is because of its diet of highly venomous harvester ants https://www.youtube.com/watch?v=...
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what kind of lizard is this

Found on ground by house in residential neighborhood in Fort Pierce FL. looks mature maybe 17".
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3answers
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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 ...
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Can you identify this snake?

On a walk through I’ON Swamp/Natural Forest in Mt. Pleasant, SC, we came upon this snake. We did not get too close for fear it may be poisonous. It had a very dark brown/taupe exterior with almost a ...
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What is this animal looking like an Axolotl?

My friend caught a strange looking animal and he's saying it is an axolotl. I keep telling him it's almost impossible, since they are almost extinct in their natural environment and he caught it in St-...
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Differences between the Australian saltwater Crocodile (C. Porosus), Nile Crocodile (C. Niloticus), and the American Crocodile (C. Acutus)

I haven't had any luck on the internet with this. I would like a layman's explanation of the morphological differences in the three or an internet reference that I can look up. As I understand it all ...
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2answers
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Did any warm blooded animals evolve back into cold blooded?

Pretty much as title says - wondering if evolution can go from mammal back to reptile - either in theory or practice.
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Differentiating Antaresia (Children's Complex) Pythons using something other than color pattern

I have a standard wild-type Children's python (Antaresia childreni) that I'm planning on breeding in the next few years and was just sold a male "Children's python" that I think might actually be a ...
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What is the current status of the taxon Crocodylus raninus?

What is the current status of the taxon Crocodylus raninus, the Borneo Crocodile? See Wikipedia Is it now a valid species, a subspecies of Crocodylus porosus (The Saltwater Crocodile) or merely a ...
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Why do tails of some lizards break so easily?

When I was younger once I have tried to catch a ground lizard by its tail but, unfortunately the tail got broken and the lizard ran away. Why did the lizard's tail get broken so easily while other ...
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Why do komodo dragons have covered teeth?

Apparently komodo dragons have a layer of gum over their teeth and often bleed from the mouths because of this layer being lacerated when they bite. Does this layer of gum serve any evolutionary ...
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1answer
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Snake with strange head

This snake was killed in graveyard Peshawar (Pakistan). I just wonder what is this? Is it a snake? Baby crying sounds were reportedly heard from graveyard in Peshawar after months of search the sounds ...
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Are fish and reptilian scales homologous?

Wikipedia: Fish scales are dermally derived, specifically in the mesoderm. This fact distinguishes them from reptile scales paleontologically. So aren't reptilia scales also dermally derived?
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What brazilian snake is this?

(1) Is it possible to identify the snake in the picture below? If (1) cannot be answered: (2) In view of the pattern of colors, is it possible the snake in the picture below be non-venomous? If so, ...
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Help me ID snake

Could someone please tell me if this is a cotton mouth? Found 2 on my back porch, one got away. Location: Fayetteville, AR (USA) [Note: there are several ponds nearby]
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Were there any flying dinosaurs?

I've seen some articles which came in contradiction with each other. The first article was talking about flying dinosaurs, dinosaurs with feathers and so on. A couple of other articles are talking ...
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Can any one ID my tortoise?

I have got a pet tortoise and I was wondering if any one could identify it. I think it's a male around 2 years old. I'm not quite sure, it is quite small, very shy and goes very fast. He likes ...
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1answer
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What species is this lizard?

A small green lizard (20 cm in size). It was found in the direct neighboorhood of a house, in a small village in the Hungarian hills south of the Balaton lake. It was found in the middle of the day. ...
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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 ...
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1answer
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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.
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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?
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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 ...
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1answer
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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?
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What is this species of green frog found in store-bought flowers in France?

Today I found a frog in a big flower composition bought at a french shop (living in Grenoble, south of France). It started snowing today, and I'd like to keep it until it's warmer outside. So could ...
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Snake with red eyes and black skin found in a plant pot

It was found dead/stiff in an empty plant pot in a kitchen. Could it be a young Höllenotter (a melanistic vipera berus, photo in Wikimedia Commons)? Is the reddish/brownish part an injury? And ...
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1answer
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What is this tiny lizard?

This tiny guy stumbled into our house in the suburbs of Sydney. What species is it? It's dark and has two yellow stripes going along the length of its body. They start on its head and go right above ...
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How old is the action of sneezing?

Is there an estimate for when the ability of sneezing evolved? A little bit of research, and some critical review of my memories tell me that: Many, if not maybe all mammals sneeze. Some reptiles ...
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1answer
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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 ...
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1answer
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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
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Scientific name of a lizard's reproductive system

I need to find the scientific (latin) names of the reproductive organs of female and male lizards. So far the only result I've got is that male lizards have hemipenes inverso, but nothing on the ...
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Larva attacking frog ? Guide about this

The above picture was taken in western forest of India where a larva attached itself to a frog neck. What is it and how it will effect the frog?
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1answer
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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?
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Why do reptiles still move even after death?

I saw a video in which a decapitated snake head still tried to bite. I also saw a video in which a man was hit by the moving tail of a dead crocodile. So why do reptiles move even after death? ...
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1answer
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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 ...
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1answer
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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 ...
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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 ...
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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.
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What “emotions” can a snake feel?

Short: Thinking in particular of a Royal Python (US: Ball Python) such as some people keep as exotic companion animals, what sorts of "emotions" or "feelings" are they capable of? Long: http://...
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2answers
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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 ...
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1answer
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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 ...
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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 ...
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1answer
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Identification of snake

Can someone identify this snake? Photographed in a home in Los Lunas, NM, USA.
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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 ...
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1answer
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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 ...
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2answers
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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.
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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 ...
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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 ...