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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Did I just watch a spider die?

So I'm sitting in my office and all of a sudden a small spider is gliding down on a web string from the ceiling, right in front of my eyes, and down onto my desk. It proceeds to make a few awkward ...
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Spider Identification Illinois

I noticed a really huge, beautiful web on my porch last week, and tonight, I discovered its resident. I'm thinking it's a Araneus diadematus (Cross Orbweaver), but was hoping for some confirmation. ...
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What is this ground dwelling, funnel web spider in Montana?

I've killed dozens of what appears to be the same type of spider. I've included pictures of 2 individuals. I've seen them in all sizes from 1-4". I'm in Missoula Montana. They're aggressive, they ...
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Will salting the ground kill insects and spiders?

I want to kill the insects and spiders living in my egress using something non-toxic to humans, dogs. I was thinking copious amounts of salt would kill earth dwelling bugs and what appears to be ...
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Spider Identification Michigan

This was taken in Ann Arbor, MI. It looks a bit different from the wolf and grass spiders I'm used to seeing. Anyone know what this might be? edit: Per request, I've uploaded a better picture. ...
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Species Identification: Spider

I usually would search for myself, but I need to be super sure about the identification because I need to know if I need to get an exterminator in here or not. (I think it might be a giant house ...
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If I buy a banana at the market, is there any chance that an insect is hiding inside it? [closed]

I watched this horrifying video on Youtube. It shows movement beneath the skin of a banana and then a spider pushes it's way out. Suffice to say I'm too scared to eat bananas anymore! I would like ...
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399 views

Toronto spider identification

I found it in Toronto, Ontario, during early June, 2015. When prodded it seemed to jump around, or at least to move very fast. I can also post a short video of it if needed.
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108 views

Is Batesian mimicry more important for females?

Myrmarachne plataleoides is a jumping spider that mimics the Kerengga or weaver ant (Oecophylla smaragdina) in both morphology and behaviour. However, the two sexes appear different: Myrmarachne ...
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306 views

Help me identify this spider from my garden

Found this in my garden today in Sydney, Australia (specifically Lane Cove). Can you tell me what it is?
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What is this bug?

I recorded a video of this bug: https://youtu.be/0eoWfHLEo7A I counted 8 legs, the front legs are a little curved. The drawing on the flat back is dark and looks like the image of Jesus with some ...
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88 views

What is this arachnid?

I came across a photo on Wikipedia depicting an Oreocereus celsianus with what looks to me like some kind of harvestman on it. The photo was taken at the San Francisco Botanical Garden. Can anyone ...
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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://www.viralnova.com/spider-fields/ ...
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742 views

Help me Identify this Spider

This red spider has set up a web in my yard, in South Eastern, Texas, United States: The spider itself is about an inch long (2.5 cm), and is predominantly red to brown in color, with red legs, and ...
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254 views

Identify this Harvestman

I spotted this guy in Switzerland. It's clearly an Opilione (Harvestman), but I really know nearly enough about this diverse group to be able to identify the species. Sorry, I didn't think to ...
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93 views

Identifying a spider from my childhood memory

Once, as a child, I found a spider in my parents' garden. I remember catching it in a jar because I thought it looked unusual, but I never figured out what kind of spider it was and unfortunately ...
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121 views

What is this spider hunting in the tree in the night?

I took the following picture of this spider in northern Switzerland (alt: ~700m) with macro flash/lense. The picture was taken during the night in a cedar tree (Thuja occidentalis).
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Identification of this spider?

I find these in forests in Oregon, western half, though they're probably on the eastern half as well. They live under pieces of wood and bark, and have a small web across the ground. Mine will eat ...
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Would it be possible/plausible for a type of spider to fly by weaving web between it's legs to create bat-like wings?

I've been thinking about this lately. Would it be possible for a type of spider to gain the ability to fly freely by weaving its web between it's legs and creating wings much like those of a bat? Is ...
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679 views

What species is this large-ish spider?

Last night I came across this spider outside my house (costal Southern California). It was bigger than any I'd seen before, about 2.5 or maybe 3 inch legspan, maybe just under an inch for the body ...
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What biological constraints are there on how large a spider can grow?

Spiders fascinate me, but what intrigues me the most is just how big some spiders can get, which leads me to my question. What biological constraints (if any) would limit how large a spider could ...
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161 views

Which kind of tick is this and what is that thing around its back?

I was recently bitten by a tick. After having removed it from my body, I put it in a glass. By now, it has stopped moving, so I put it under a microscope and looked at it. I was surprised about being ...
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888 views

Why is funnel web spider venom so lethal to humans and not so much for other mammals?

According to the information from this article, People and other primates are exquisitely sensitive to funnel web venom but, intriguingly, other mammals such as mice, rabbits, guineapigs, dogs ...
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How did this spider evolve to mimic exactly a human face and arms?

So I came across something terribly amazing today, that is, a video showing this species of peacock-spider, that literally, transforms into a human face waving his arms about. What could have ...