The scientific study of insects.

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How do ants spontaneously grow wings?

On hot summer nights we get flocks of ants that have grown wings (from what I know to migrate nests). It appears the wings are not permanent, but are grown for a temporary purpose. From what I ...
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74 views

What insect is this..?

Can anyone tell me what kind of insect (if it is one) is this...!! Or is it the pupa of some insect? Well I don't think that the whole big thing is the insect itself, it appears to be just a kind of ...
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21 views

Which direction are wild beehives combs oriented?

Is it on the North-South axis, the East-West axis or some other orientation?
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204 views

What modern insects are not (flying OR descended from flying ancestors)?

What modern insects are not flying or descended from flying ancestors? (I read somewhere that 99% are, so of course I instantly became curious which aren't. xD ) EDIT: Sorry, I should have been ...
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47 views

Identification of a mysterious lifeform, what is this? [duplicate]

For the third time in a row, I found a mysterious life-form inside my house. I live in the Netherlands in the Eindhoven region, in a city called Oss near a forest area. Before I set it free outside, I ...
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27 views

Molting in arthropods

Do all the arthropods molt ? Which ones do not molt ? Why don't they need to molt ? I tried googling this - but did not get satisfactory answers.
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143 views

How long can a bee surive in a jar?

So, some people and I encountered an adventure game where you have a bee in a jar and need to move it from place to place before it suffocates, and someone tried to find out how long a bee would ...
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19 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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72 views

What are the visual, behavioral similarities and differences between Yellow Fever Mosquito (Aedes aegypti) and the Tiger Mosquito (Aedes albopictus)?

The Tiger and Yellow Fever Mosquito visually look very similar. Recognizing the difference is important for tracking and controlling the spread of Yellow Fever, Dengue fever and other diseases. ...
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80 views

Has Colony Collapse Disorder (or its equivalent) been noted in other species?

Colony Collapse Disorder is a well studied phenomenon relating to the decline of bee populations - has this disorder, or its equivalent, been observed in other colony-based species?
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49 views

How far can ants travel from their nest?

I live in a top floor apartment and we are being invaded by black garden ants. I can only follow their trail outside so far and have no idea where their nest is. How far do ants travel from their ...
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62 views

Can anyone identify this caterpillar / cocoon?

This insect is about 0.5 mm in length, so it is very small. It doesn't have legs I don't believe, I am not too good at this but I don't know if it's a worm or more like a cocoon for something. I do ...
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36 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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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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57 views

Praying Mantis (female) put sticky white stuff on wall of aquarium

Anybody know what this sticky white stuff is? She had a foot stuck in it; I had to help her get it loose. Was she purposely gluing herself there (perhaps in preparation for molting), or is she sick? ...
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80 views

Why insects are so small compared to mammals?

I was wondering what biological limitations make the dimension of the insects small compared to the dimension of the mammals. I know in other eras insect were bigger!
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95 views

Do ants within a colony ever fight or come to conflict?

I'm investigating how hierarchical groups of a larger organization with a common goal tend to come to conflict with one another over time. As you decompose a large group (for example a corporation), ...
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55 views

Is it true that there is a spider that eats parasites from caterpillars

I think I once saw a video of a caterpillar that could get infected by a parasite, and could die of that, unless a specific kind of spider would eat the parasite, and so once the caterpillar is ...
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53 views

Attachment of muscles during molting in insects

Normally, insects' muscles are attached to their exoskeleton but what happens to this attachment when they are moulting? Sorry if this is an extremely silly question but I have wondered about it for ...
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438 views

Why do ladybugs have a different number of points on their backs

Everytime I see a ladybug I ask myself this question. Why does every ladybug have a different amount of points on its back? Is it because of its age? Or because of its genes? Is it inheritable?
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100 views

Are there echolocating insects?

Echolocation is the ability to obtain spatial information of the surroundings from echos generated by the animal. There are bats and other vertebrates that naturally use it. I was wondering if this ...
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86 views

Which organisms have the most appendages?

I remember reading about some examples of really complicated insects that have 7+ different types of "things sticking out of their bodies" (such as antennae, eye stalks, feelers, legs, wings, etc). ...
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113 views

Identification of this fly?

So I find these flies every year in my mulch, and I've never seen them anywhere else. The mulch becomes full of their larvae, which I feed to my toad and lizards. There are so many that you can hear ...
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79 views

What type of insect is this?

I'm naturally thinking this is a bee, but I cannot find it anywhere in any insect identifiers. I caught this picture on top of my doorway, it's about 1 1/2 inches in length, and its torso seems to be ...
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76 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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78 views

What happens during metamorphosis?

We were studying butterflies in class and I asked my 7th grade teacher, but she deemed the concept "too complicated." I'm really curious now, not only about butterflies but insects in general... ...
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Why do mosquitoes not collect blood after platelets activate?

This may be anecdotal... The Indian sub-continent is in the rainy part of summer. It follows the mosquito population goes up. So when I sliced my palm, I expected the mosquitoes to collect there in ...
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104 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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89 views

Bee (?) identification

I live in Michigan. I just saw a bee that I think I've seen before, but only this time was I so struck by its uniqueness and - for lack of a better word - scariness. I'll describe it. It was ...
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36 views

Honeybee decision process: new food, new home, new threat

I have heard that honeybees send out scouts, then based on the scout reports more bees go then come back and report and so they are supposed to be efficient decision makers. Can you give as complete ...
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61 views

Do insects respond to the detection of dead insects?

Are there insects that change their behavior upon detecting the nearby presence of other dead insects? If there are, can you provide an example?
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75 views

What kind of insect is this?

Found in Russia in the kitchen. It is about 3 mm long.
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425 views

Species Identification - small insect: is this a bed bug?

I found this bug in my apartment in Chicago. We had bed bugs in our house the previous year (but we thought we got rid of them). This bug was very small - maybe 2 millimeters in length. These ...
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86 views

What in the world is this critter?

We spotted this thing crawling around a (thankfully empty) bowl in our apartment in Barcelona, Spain. I have never seen anything like it. It appears to be some kind of caterpillar-like insect, but it ...
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How far do 2 ant colonies of same heritage have to be in space (and generation) in order to fight?

(Kinda follow-up to this.…) I've heard before that if you put 2 ant colonies side by side they're going to attack each other. But then from the previous question, there could be "sister" ant ...
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85 views

What is this insect I found in Russia?

I found this in Russia. It is approximately 2cm long.
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113 views

How many honeybees are there, and how has the number changed across time?

How would you begin to estimate the world population of the European Honeybee (Apis mellifera)? Would recent colony collapse disorder show up as a blip? How about the spread of A. mellifera from ...
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2answers
118 views

What insect is in this photo?

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

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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61 views

Identification of this insect?

I noticed several of these guys outside, all in a vertical position clinging to a wall. I didn't come to them too closely, but my immediate reaction was that they are scorpions. I thought that ...
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153 views

Eusociality and Natural selection?

Eusociality, particularly focusing on the presence of certain altruistic sterile organisms within the social set-up creates questions as to why would the process of natural selection have favoured the ...
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217 views

Identification of an Insect (Hemiptera)

I found a a few of these guys on my composter, so they could have easily been eating bugs or decaying organics (or both): To me it looks like a stink bug with oversized legs, not like the ones I'm ...
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193 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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62 views

Can ant colonies have two “branches”?

Could an ant colony have 2 or more "branches" located far from each other (i.e. physically separated but interconnected nests) ? If so, how far is the limit?
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87 views

Method to recognize the age of a firebug from the pattern on its back

Can I recognize the age of a firebug from the pattern on its back? If yes, what pattern shows what age/stage? Below is what I extrapolated from Wikipedia, but is there a more precise scale with more ...
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540 views

What insect is this? (Black body two orange lines in its back and six legs)

I found this today in the library while studying. I am very curious to know whether this particular insect has a name that I can look up and find more information about: Full length is almost one ...
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Do fake wasp nests actually fool wasps?

I have seen fake wasp nests sold as a deterrent against wasps and similar insects. Do they really work? Is there some scientific evidence for it? A related link: ...
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69 views

What nutritious insects exist to farm that require the least attention?

What nutritious insects exist to farm that require the least attention? I'm looking to automate simply, in a self regulating way. Edit: To add detail, I imagine the insects would live densely in a ...
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51 views

How do ants sense imminent rainfall?

I have always been told to watch to see if ant-hole mounds are built up as a sign of imminent rainfall. My questions are, if what I have always been told is true, then by what mechanism do ants ...
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183 views

What flying insect is this?

Found in Russia. Approx. 7 cm.