The scientific study of insects.

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How mosquitoes get their food and survive?

How mosquitoes find and get their food? For how much time they can survive without food?
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1answer
37 views

Colorado potato beetle diet

The Colorado potato beetle is best known for being a potato pest. However, I've just learned that it originates from Northern America and the potato itself comes from South America. So the question ...
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1answer
47 views

Length of dispersal flight of European spruce bark beetle?

I'm interested in length of dispersal flight of Ips typographus. I can barely find some information about dispersal distances, height of dispersal flight, but not at all information about how many ...
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1answer
280 views

What kind of larvae are these?

My uncle was helping us spray the garage for ants, and he stumbled across a huge batch of some type of larvae. According to him... "It looked like a long, narrow clump of mud. When I broke it ...
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2answers
358 views

What kind of beetle is this (2cm long, brown, “V-shaped” body)?

I've seen this brown beetle, which was about 2cm-3cm long (I guess) near Loch Lomond (Scottland) a few days ago. What kind of beetle is it?
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1answer
56 views

Can Biting Insects Detect Specific Places On A Host Body?

I'm gonna make a presumptive statement: It -seems- as though I get bitten by mosquitos and other biting insects in -exactly- the same places over and over. I mean within a few mm. Is that true? If ...
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43 views

Can a brown recluse bite lead to diabetes?

Ok, I realize that this question may seem crazy at first glance. I would agree. Also, this does deal with a medical diagnosis, however, as I'm more concerned with the explanation behind it, I figured ...
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1answer
440 views

What is this insect? Found in Peru

I took the pictures today in Cusco Peru. It is the third insect of its class in a month. I never see it before. I thought that it is a wasp, but I think it's really thin to be a wasp. It's about 4 or ...
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1answer
75 views

Identifying flying insect from northern Poland / Baltic Sea area

Found during this year vacations at Baltic Sea (northern parts of Poland): I don't have a picture containing other object, for size verification, but I'd say, that it was 3-4 cm long. There were ...
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Can anyone ID this ant queen species?

It was found in Hong Kong! Below are a few basic information: Place: Hong Kong Habitat: Forest. I live very close to a mountain with lots of forestation. Where Collected: Found it in my window ...
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0answers
74 views

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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122 views

Selection for less efficient egg transfer in Human Botfly life cycle

I have heard that the Human Botfly transfers its eggs through other invertebrates [1], and it strikes my curiosity that if an insect could simply land on its host directly to deposit its eggs, then ...
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33 views

Can a stationary eye with a moving pupil exist? [closed]

I am making a sci-fi web-comic set on an alien world and I thought up an idea for an eye that works much like an eye from a mammal, but instead of moving the whole eye, only the pupil moves. This idea ...
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3answers
149 views

How can insects survive without an adaptive immune system?

How can insects survive in a world full of pathogens that are able to defeat the innate immune system?
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1answer
96 views
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257 views

Insect identification: white spotted beetle

3 pairs of legs, a pair of antenna, wings absent, compound eye, 4-6 centimeter approx. in size. I found this beetle at my door, in Pune, India.
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0answers
66 views

what is this ant-sized black insect? [closed]

I have found these tiny ant-sized black bugs on the floor that are a little hard to kill; I have to hit them with so much force otherwise they stick to the back of my sandals alive! or i have o ...
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1answer
298 views

What is this brown insect with a large wingspan?

I found this dead creature on my window last night and spent hours looking for something that could explain what this is. I was unable to inspect it in person though, because opening the window would ...
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1answer
277 views

What kind of insect is this and what is it doing?

I live in Denmark, Europe and found these 2 insects on a tree. I'm interested in the big fly and have the following questions: What kind of fly is it? What is it doing with the little fly?
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54 views

How do ants protect themselves from their own acid? [closed]

How do ants get the formic acid in their sting? I mean, which cells produce it, and how are these cells protected from their own product?
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2answers
343 views
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17 views

How much does the nutritional value of insects depend on what they're fed? [closed]

Insects are often touted as being the food of the future due to their nutritional value and small amount of resources required to raise them. However, how dependent is the nutritional value of an ...
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2answers
259 views

What insect is in this photo?

Found in Russia, in the kitchen. It is about 1–2 cm length.
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1answer
449 views

What is this black insect (wasp-like?) South America?

I live in the Pacific coast of South America. Seems to have two wings, like a wasp's. The "tail" is a bit bulky but is only connected to the rest of the body by a thin part. It's black overall. The ...
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1answer
113 views

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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1answer
79 views

What is this butterfly?

The following guys (about an inch long) were seen in the Willamette Valley of Oregon in summer. When one would fly by a resting one, they'd get into a high-speed little "dogfight". What genus might ...
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1answer
286 views

Have webs woven by LSD-intoxicated spiders ever been studied for their efficiency in fly catching?

I ask, because I have a different interpretation of the experiments performed on web-weaving spiders. The famous Robert Pirsig maintains that LSD is somehow helpful to web-weaving spiders, because it ...
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1answer
192 views

Identify ~6-7mm long green creature

Here is the creature I found on the glass lid of my light bulb. I guess they are attracted to light as they all concentrate on the light source. I live in Hong Kong. The brown things aren't moving ...
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1answer
321 views

Does anyone know what kind of caterpillar this is?

I was out hiking, and was walking along the side of a road, and saw this little guy on some gravel. Hes a light blue/grey color, hairy, spotted with red,and looks like he has horns and a tail. I've ...
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0answers
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Wolbachia - cytoplasmic incompatibility

I read that cytoplasmic incompatibility in Wolbachia occurs when wolbachia-infected male insects mate with wolbachia-free female insects and produce non-viable offspring. By contrast, ...
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1answer
159 views

Can mosquitos bite in self-defense?

When chasing away wasps or bees there is a danger of them stinging us in self-defense. Can a similar danger arise when chasing away a mosquito which is otherwise not hungry? I understand that ...
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1answer
97 views

Do bees make honey from fallen fruit?

I know bees make honey from nectar, and I know they drink the juice of fallen fruit, but do they actually make honey from fruit, or do they only eat from it for themselves?
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2answers
795 views

Is it true that bees and wasps don't sting if struck by hand while they are in flight?

Is it true that wasps don't sting if struck by hand while flying? I know of one person who claims to have done this at least 20 times and has never been stung. And out of curiosity (not that I'd want ...
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0answers
38 views

How do paper wasp larvae not fall from their nest?

There is now a paper wasp nest hanging from the eaves of my bedroom. Not very big, I supposed about a hundred chambers and about 7 to 10 adults in total. I observe it every now and then. It just ...
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1answer
55 views

Are these termites?

These are outside a window in Phoenix, Arizona. I looked on the internet for pictures and these guys looked very similar to winged termites.
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2answers
322 views

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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1answer
118 views

What are these tiny dark red insects?

I found these creatures stuck to a leaf on my tomato plant in the greenhouse/glasshouse, in early June, in south Oxfordshire in the United Kingdom. They are each about 1-2mm in size. They didn't move ...
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1answer
622 views

Do butterflies pass over migration patterns to their offspring?

So, earlier, I read online (http://io9.com/butterflies-remember-a-mountain-that-hasnt-existed-for-509321799) that Monarch butterflies veer east during their southward migration to avoid a mountain ...
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2answers
1k views

Is this a crayfish hole? or wasp nest?

I'm suspicious that it might be crayfish, which I'd think was insane (I still kind of do), if I hadn't found a dead one around my house earlier this summer. Is that definitely what it is, or do I ...
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1answer
432 views

Beetle with long, slender iridescent green body and orange legs

I recently saw this beetle while on a trip in central Texas, USA (in a rural area just before sundown). The body was about 2-3 inches long (compare to nearby chair leg and floorboards) and had a long ...
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1answer
92 views

Identify bee in photo (found in Utah, USA)

A friend took this photo of a bee in his back yard in central Utah (© Jon Mott, CC-BY 3.0). I have no formal training in systematics or entomology, so to me everything looks like the bees' poster ...
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1answer
127 views

What is this small black bug found in Turkey?

What species is this? It was found in Turkey. It was dead, I did not kill it.
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1answer
77 views

Animal identification (larva)

I found a tiny, white animal in my mouth on the morning of June 28, 2015, in Toronto, Ontario. Luckily I don't seem to have hurt it. I was eating some sunflower and pumpkin seeds at the time. I ...
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2answers
773 views

How do small animals make loud sounds?

Walking past the park today, I heard a cicada so loud I thought at first it must be some sort of large power tool. How is it that that very small animals like cicadas (crickets, etc.) can make such ...
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1answer
372 views

Why do flies leave dirty spots on shiny/glossy surfaces?

I've seen flies leave dark spots on lacquered wood, mirrors, glass and monitors. Why do they do that? Is it some food stash or are they dumping waste in a single spot? Why pick a smooth surface?
3
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1answer
46 views

Anopheles arabiensis lifespan and sporogony duration

What is the longest observed lifespan of a mosquito, especially of the species Anopheles arabiensis? How long does it take for Plasmodium parasites to develop and move into the salivary glands of ...
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1answer
770 views

What is this beetle and what are the strange antennae for?

I found this wonderful creature in my yard (I live in the south of France) last night: It was about 2-3cm long, with a hard carapace and wings. It also made loud hissing noises when agitated. I ...
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2answers
536 views

Is this species a variant of a red flour beetle?

Found this little guy crawling around the back garden - South Coast of the UK. The closest things I could find online (with an admittedly weak knowledge of where to look up these things, aside a ...
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1answer
259 views

What is this insect that has invaded my home in Texas?

After the recent floods in central Texas this past weekend I noticed my that bedroom has suddenly been infested with these small insects that have climbed in through the window. Previously, the hole ...