The scientific study of insects.

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Evolution of the common honey bee's stinger

Has the common Honey Bee evolved a stinger designed for penetrating human skin so it will cause as much damage possible even if it means death? A honey bee can sting other insects and mammals more ...
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37 views

Species Identification: large shiny black beetle, Detroit USA

What sort of beetle is this? I live in a suburb of Detroit and found a whole bunch of these living under my lawn when I was replacing a section of it. I'm assuming these are also the source of the ...
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67 views

Do ants use something similar to the honey bee “waggle dance” to instruct the rest of the colony where to find a food source?

In the 20 years since we built our home, we've just recently had our first ant infestation. I'm familiar with the fact that ants leave scent trails to find their way back and forth between the ...
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1answer
23 views

Why our bees might have suddenly disappeared

We have a large garden in Bedfordshire, UK, next to woods and to arable fields currently planted with intensively farmed rape. We usually have many bees in the garden. Earlier this year, things were ...
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28 views

How many Amperes to kill fruit flies and mosquitoes?

As above. Making a homemade trap to kill them all.
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146 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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40 views

Do Asian giant hornets (Vespa mandarinia) prey on other nests of Asian giant hornets?

Asian giant hornets are known to attack nests of other bees and wasps, but should they encounter another nest of their own, would they attack it?
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101 views

Why do mammals produce more carbon dioxide than insects?

I understand that mammals produce more carbon dioxide than insects on a gram per gram basis, but why is that? I'm thinking it might be because mammals are warm-blooded, which require more energy ...
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26 views

What is the conical mouthpart of a soldier termite and what does it do?

I'm trying to get a visual understanding of termite anatomy and I'm getting quite confused on the protruding mouthpart area (it looks like a beak) located between the pincers. What does it do / what ...
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32 views

How to calculate the number of sterile insects that must be released in SIT?

The sterile insect technique (SIT) is used to control insect pests through overwhelming the population in sterile males. The increase in sterile males released into an environment causes the increase ...
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34 views

Will a store bought cabbage kill my Pieris brassicaes?

About 4 days ago I found a large amount of caterpillars (Pieris brassicae) in my radishes, I took them aside for seeing how they grow and I am out of radishes to give them. I bought a cabbage in the ...
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132 views

Why do ants dig surface paths?

A few days ago I observed a corridor built and used by ants that went over a path in fields: Why do they build it? It seems it doesn't bring any considerable protection from the surrounding ...
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51 views

What is this wood-infesting insect?

I have these insects in a very old wooden floor. I would like to know whether they are possibly termites, and if not, what they are. They are about 4 mm in length (and I've had difficulty taking a ...
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24 views

Why the name hypopharynx?

Why the tongue (like structure) in cockroach (or other insects) is called hypopharynx? In humans I know it's the lower part of pharynx, not a structure. Isn't this anatomical name misleading? Are ...
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70 views

What kind of spider is this and is it dangerous?

Found this spider on my couch the other day in Steubenville, Ohio. The spider is about 2.5cm to 4cm long.
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48 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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106 views

Total number of pleura in the exoskeleton of cockroach

Basically as far as i know cockroach consists of 10 terga and 9 sterna but what are the total number of pleura present in the cockroach. Pleura are situated between tergum and sternum of a body ...
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63 views

Species Identification: Small white maggot/larvae, Missouri USA

I'll try to give as much information as I can, because I don't know which information will be more important. We woke up this morning to these little white worm/larvae in the house. We are located in ...
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39 views

Are there insects who can or try to avoid colliding with raindrops?

Some insects are very fast. Does this mean that they are capable of finding a way through falling raindrops without getting wet? Probably they don't do that at all, because riding on a bike or in a ...
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71 views

What are two butterflies doing when they fly together, 'hitting' each other?

I've Googled this subject extensively but couldn't get an answer: My country is full of butterflies and moths, I've seen a lot of butterflies performing what looks like some kind of fight or mating ...
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125 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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28 views

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, wolbachia-...
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56 views

Cockroaches and magnetic fields

Aloha, I live in Hawaii working with sharks and their sensitivity to magnetism but here we also have large cockroaches. Has anyone worked with cockroaches and magnetism? I wonder if placing high ...
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29 views

How do climate and location affect the Pine Processionary moth?

I have statistics on the occurence of the Pine Processionary moth (Thaumetopoea pityocampa); we have the regions that are located in Algeria, infested area in percent, the defiliation degree (small, ...
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97 views

What are the ingredients of Pheromone Trap using for controlling Fruit flies of cucumber?

Pheromone Traps are used for fruit fly control. But I have no idea which ingredients or chemicals are used for preparing Pheromone trap
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37 views

How has the use and subsequent ban of DDT affected insect populations?

Living in Australia there were less ticks for example during the use of DDT, now there are more ticks prevalent here. I am wondering if any insect species have declined permanently as the result of ...
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Viruses affecting transmission capability of mosquitoes

I've read about bacteria affecting the transmission capability of mosquitoes. For example: Wolbachia suppresses dengue transmission When mosquitoes were given antibiotics that decreased their gut ...
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29 views

What is the percentage of true bugs compared to all animal species on the plant?

Also, what is the percentage of True Bugs compared to the insect population? I’m writing a children’s book on bugs and I’m comparing the true bug to the insect. All population info seems to combine ...
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72 views

Found an unknown species, whom should I contact?

My father has found a very queer looking insect. He'd been watching it for over half a year on the tree right next to our house and in all this time hasn't been able to find anything like it on the ...
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35 views

Can a firefly control its glow?

I've just seen this animation: I always thought the firefly glow is ongoing slow chemical reaction, like in glowsticks though through different chemicals. As such it seems impossible to control ...
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25 views

How many species of mites live on the human body?

How many known species of mites regularly live on the human body? I've always heard that most people have eyebrow mites. This source mentions 2 species of face mites, Demodex folliculorum and D. ...
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115 views

small cocooned caterpillar found on bathroom door - what is this creature?

This larvae / moth has what seems to be a smooth gray cocoon which looks like a piece of cement. It can carry this cocoon with it as it crawls, and it can come out from both ends of this cocoon. Would ...
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23 views

How do furniture beetle larvae drink?

I have read that the furniture beetle (Anobium punctatum) has larva that will burrow for three to four years in wood before emerging and pupating. How do they obtain water during that time if they are ...
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15 views

Argentine Ant Trails

What is the maximum distance for an argentine ant (Linepithema humile) trail? I imagine that there is some point where the ants are unable to make the return trip either through exhaustion or from ...
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57 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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31 views

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 slit ...
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170 views

What is the chemical makeup of mealworm frass?

We have been raising mealworms for some time and while mealworm frass has proven very useful as a plant fertilizer, I started wondering about other potential uses of this leftover waste. Can someone ...
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86 views

I brought a hibernating yellow jacket queen into my house accidentally. What will happen?

There was apparently a hibernating yellow jacket queen in my stack of firewood outside. An hour or so after bringing in the firewood, we saw the queen fly off into the house, where we can't find her. ...
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39 views

Insects or Birds covering least distance but most wing moves

I was in search in of list or detail about Insects and Birds which move their wings most but cover least distance. I know that in insects house fly moves its wings about 200/sec and covers 5mph (...
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408 views

Are insects attracted to near infrared light?

Do insects see near infrared light? If yes, are they attracted to it at night, as they are to visible light sources? I am building something similar to a home-made trailcam with a Raspberry Pi ...
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24 views

Classification of degree of infested areas by pine processionary moth on regions

I'm making a thesis about pine processionary moth distribution on the regions of algeria! i'm making tests about if there are spatial autocorrelation of this insects on the regions. and i'm doing ...
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30 views

Stress regulation in mosquitoes

I was just trying to understand how in insects, specifically mosquitoes does the process of emergency responding, stress regulation take place? Or in simpler words how are flight, fright and fight ...
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30 views

What's this insect?

Found on my indoor egg plant. I also have aphids, spider mites, and psyllids on it, and am hoping it's a predator like a ladybug larva but the colours are wrong. It's about 6 mm long. Found in New ...
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17 views

What is the difference between desert and migratory locust?

I know both are species of short horned grasshoppers and belongs to the orthoptera order, Acrididae family and so on. But what is the difference between desert and migratory locust? How do we ...
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52 views

Identify this cocoon worm

I couldn't identify which species these belong to. I believe its a larvae of an insect. They measure approximately 5 to 10mm in length. These are common in the southern states of India. They carry a ...
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59 views

Hemiptera sp. nymph?

Hemiptera sp. nymph? Which species is this Hemiptera nymph? Thank you!
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53 views

Hemiptera sp preimago?

Which species of Hemiptera is this preimago, seen in 2015 in Rome?