Questions tagged [arachnology]

Arachnology is the scientific study of spiders and related animals such as scorpions, pseudoscorpions, harvestmen, collectively called arachnids. It can include the study of ticks and mites which is sometimes also called acarology.

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Identification of a red arachnida (?) (picture and video)

I found this in a greenhouse in Norway. It is a few millimeters in size, I could fit 5-6 of them on my thumbnail. It looks a lot like this one from Wikipedia https://en.wikipedia.org/wiki/...
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What kind of mite is this?

I found this (mite?) on my head skin close to hair. Is it a common dust mite or something else? Photographs under a simple microscope (10x objective) are below. Size is in the order of tenths of mm. ...
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What spider is that in south of Brazil?

I'd like to know if it is possible to identify the spider in the photo below. In fact, as shown in the next picture, it is very small. Location: South of Brazil.
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Identification of Jumping Spider Species

I found this jumping spider (Salticidae family) in Pune/India. Most common species of jumpers in my region is heavy-bodied jumper (Hyllus semicupreus), but this is different species by observing body ...
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Does this “fleeing spiders leaving fields of webs” phenomenon have a name?

I have recently seen images of big areas covered in spider webs: After flood in Australia http://news.nationalgeographic.com/news/2012/03/pictures/120307-spiderwebs-australia-floods-wagga-wagga-...
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What is this spider found in day time?

. South India Arm to arm about 3 inch in length. Day time. was hiding inside a cardboard storage box.
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What spider is this? Found in Hawaii

I found this spider at the edge of a park in Hawaii. ~1cm in length. The area I found it was very dry and had thick tall grasses just a few feet away.
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Identification of Unknown Insects found in landfill (tiny, full of hair on body)

Could someone help me to identify the following insect with full hair on body? They are very small, so I use macro lens to capture them. I have tried to capture them as clearly as possible. They were ...
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Identification of Unknown Insects found in landfill (spider like)

Could someone help me to identify the following spider-like insects? They are very small, so I used a macro lens to capture them. I have tried to capture them as clearly as possible. They are about ...
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What is this 5"-across spider found in my bedroom in France?

As the subject-line says, what is s/he? I've removed more spiders than I remember over the years, but one that almost fills a pint-glass was approached with some trepidation!
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What is this spider found in Brittany?

I found it in Brittany, in my kitchen. It was about 3cm in width and 5 in length. Is it dangerous ?
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Can anyone identify this spider

This is in Wroclaw, Poland. I'll be here a few months and I've noticed that they come in large groups in the evening. They are everywhere outside, but I haven't seen any inside. They seem to live in ...
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What kind of spider is this? First time I have ever seen one

This was taken 07/06/19 in Cape Breton, NS, Canada. I would say that it is about an inch (2.5 cm) in length and seemed to be pretty uniformly grey. The belly was the same colour as the legs, it had a ...
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what is this bug ? i found it on bed 2 times

What is this 1mm long bug I found on my bed in Egypt? Here is its back photo
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What kind of spider is this? hoping its not poisonious

Found outdoors, after it was killed we found little tiny baby spiders on our ceilings throughout our house. really wanting to know if this spider is venomous or not as we have a baby of our own in the ...
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Do tarantulas and humans have the same mechanism for growing hair?

There's hair on my arms. Tarantulas also have hair on their arms. Is this the same type of hair?
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What kind of spider is this? (Photo included)

We found this guy on the ceiling inside today. We live by Lake Erie in Ohio so we see a lot of large spiders, but this one looks different than most we encounter. It's was about the size of a quarter (...
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Is this a dust mite?

I dropped my phone onto the carpet and picked it up and saw this tiny mite crawling around on the screen. It is too small to be a bed bug, but perhaps too big to be a dust mite (and doesn't look like ...
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Can anyone identify this species of spider?

These spiders are all over everything on my padio in New Hampshire. Can anyone help me identify what they are?
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What spider is this

Live in London I have this in my backyard. Want to know what kind is it...Also does it bite?
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Leaf-curling type spider southeastern US

I have a spider in my backyard in Mobile, AL. It seems to have sewn itself up inside of a living water oak leaf. I tried googling it but only came up with this Austrailian spider that does a similar ...
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Abnormal Spider Behavior?

A year or so ago, a spider that may have been a recluse, wolf or hobo (or anything visually similar), crawled up onto my bed. We locked eyes for a moment, and then it charged at me. I don't recall ...
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Correctly depicting spider anatomy

First off, my specific query: When depicting a spider - be it in a picture or in textual/verbal description - should the chelicerae be always be placed so that they project outwards from the ventral ...
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Do you know what this black spider-like insect is?

I have encountered these insects before, but I always assumed them to be spiders even though I always noticed they have 6 legs, as an exception. But slowly with time I ended up observing them more. ...
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Spider Identification in Miami, FL

These two spiders were found at the Fairchild Gardens in Miami, FL. What spiders are these?
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Can Ixodes ricinus eggs survive in home?

Recently I returned from the countryside with my dog and found in my house three engorged ticks. I indentified them as Ixodes ricinus (maybe incorrectly, but I live in Poland and it's the most popular ...
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Can anyone identify whether or not these are bird or rodent mites?

I found these on my patio furniture directly under a bird's nest that has hatchlings. Surrounding landscape is ivy so we do have raccoons and mice in the area.