Questions tagged [entomology]

The scientific study of Insects. If the question is about some other group of arthropod use 'arthropod' tag.

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34
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1answer
5k views

Insect identification - Is this a bedbug?

This bug was found on a couch in Cape Girardeau, Missouri. The couch, and the two beds in the room show no signs of other bugs. Is this a bed bug that I should worry about or something harmless? It ...
1
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1answer
77 views

What kind of insect can this be? This appears to be just a shell after and insect went through a metamorphosis process

What kind of insect can this be? This appears to be just a shell after an insect went through a metamorphosis process.
11
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2answers
877 views

What insect is this? (India)

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 ...
10
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1answer
5k views

Questions about insects eating flour and living in the cracks of a wooden cutting boards

I have a large wooden cutting board which is used in my kitchen mainly for preparing egg pasta. The wood type is Populus (poplar or aspen or cottonwood). The main ingredients used with the cutting ...
6
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1answer
526 views

Identification of an insect from midwest US

I have been seeing them more and more frequently indoors. I am currently in the Midwest United States, weather has been unusually warm for December, and there are many trees nearby. Can someone ...
15
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7answers
8k views

How to protect my mounted insect specimens from … insects?

I have a modest collection of insect specimens that I caught, prepared, mounted, and dried myself. I'm entirely an amateur collector, so my procedure may be causing me this trouble now, but here's how ...
4
votes
1answer
206 views

What is the name of the critter depicted in the attached image?

I found a critter on my bathroom towel. It's really tiny. Maybe 2 milimetres? I placed it on an envelope for the photograph. Can someone identify what it is?
2
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1answer
130 views

What bug is this? I found several in my flat and I have no idea

what kind of insect is this? is it a moth larvea or a carpet bug?
4
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1answer
189 views

What small insect is this?

Lately, lots of these little bugs have been lurking in my house in Italy. Should I worry? I'm curious to know what they are. For reference, the 2 cent Euro is 18.75 mm in diameter.
4
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1answer
10k views

Bug Identification: Is this small tubular, black bug a bed bug?

So I found this tiny bug on my wall in the bedroom of my apartment. I estimate it is about 3mm long by 1mm wide. Is it a bed bug? It does not seem to match any of the pictures I've seen online. ...
1
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0answers
54 views

Varied Carpet Beetle Larvae

I keep finding what I'm 99% sure are carpet beetle larvae on my walls, of all places. Yet when I look around and search thoroughly, I cannot find any signs of an(y) adult Beetle(s). Why/how is this ...
7
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1answer
2k views

Identify this smooth-cocoon worm from Southern India

I couldn't identify which species these worms belong to. I believe they're insect larvae. They measure approximately 5 to 10 mm in length, and are common in the southern states of India. They carry ...
4
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1answer
1k views

Taxonomy: Categorising Collembola [closed]

Observe: In some rows (Order, Family), the third column reveals a discerning physical characteristic or body type (...
3
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1answer
2k views

What kind of small insect is this?

Found in central florida in the bath tub. Its about the size of a pencil marking, very small. What is it?
21
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2answers
1k views

Identifying a creature that appears to be a worm wrapped in a cocoon

This creature was found on a bed. At first, I thought it was a piece of lint, but then it suddenly moved. I picked it up in a paper towel and put it in an eye cream containers, which it is currently ...
4
votes
1answer
174 views

What are these tiny, swarming, jumping bugs?

I built a small plywood box in my yard (on Long Island, NY, USA) for some stray cats about a year ago. I didn't bother waterproofing the box, and so over time the box has gotten damp. About two weeks ...
2
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2answers
58 views

Bug Identification: Tiny Bugs in Fairport NY

We have been finding a ton of these tiny bugs (pin head size or smaller) outside on our patios, outdoor tables, on the grill, etc. What are they and how do we get rid of them?
4
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1answer
320 views

Help identifying tiny jumping bug

I've found a few of these bugs hanging out on my desk. There aren't many. Maybe 5-10 at any given time. Are they a type of springtail? I couldn't find an image in searching that made me say, "That's ...
2
votes
1answer
137 views

Can Anyone Identify This Insect?

I keep seeing these bugs on a wall in my house in Istanbul (Turkey) walking up and down generally during evening and night. They are about 1 mm long and have a brownish color. I see more of them ...
2
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1answer
41 views

Unknown aquatic larvae

These critters have taken up residence in standing water in a small terrarium. It is home to several frogs and lizards. If they will coexist peacefully, I have no objection. If they will harm plants ...
96
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2answers
12k views

Can HIV be transmitted via mosquitos?

It is known that HIV is usually transmitted by direct blood or body fluid contact between an infected individual and a healthy person (like blood transfusion or needle sharing): Suppose a mosquito ...
21
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2answers
4k views

What is this yellowish insect?

I found this insect inside of my shoe. It is approximately 1cm in length and less than half a centimetre wide. It was found in the Netherlands, in the province Gelderland. Close shot Distant shot ...
41
votes
1answer
37k views

Why do cockroaches flip over when they die?

This question has always mystified me since young. For beetles, I can reason that they flip over because they have a higher centre of gravity causing them to be in unstable equilibrium when they tuck ...
17
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1answer
570 views

Help me identify this insect from Bangladesh

I have seen this insect flying literally everywhere in Dhaka city (Bangladesh) over the last two months. It's small -- around 1-1.5 inches long. It's not an agile flyer and can be easily grabbed by ...
9
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2answers
316 views

What's the name of this bug from Toronto, Canada?

It's about 3 millimetres in length. Found on September 10, 2015.
6
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1answer
317 views

What species of insect is this?

I saw this insect near a beach in Corsica France:
5
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2answers
544 views

Species Identification - small insect

I found a few of these walking in the middle of the night (about 3 AM) on a wall in my room near the floor. They are at most a few millimetres long (no more than 2 I would say). I am living in Poland, ...
63
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2answers
9k views

Do ants or other insects sleep, and if so why?

I was thinking yesterday about insects (as there was a spider in the house, and I couldn't help but think of anything else, even though they aren't insects), and I started to wonder if ants sleep? ...
12
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3answers
183k views

Small worm living in some kind of cocoon, what are these animals?

I am curious what animal is this. It is/lives inside some kind of cocoon, about 1 cm in length. They are attached to walls and to the ceiling, but sometimes they fall off. Inside the structure there ...
8
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2answers
1k views

Why do small organisms make faster movements than big organisms?

I hesitated to ask this question because it seems so obvious and intuitive. However, I am not able to explain this tendency. Background It seems to me that small organisms make faster movements than ...
17
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1answer
3k views

How do ants follow each other?

I was observing ants in my house.They all were going in a straight line and also some of the ants were coming back through the the same line. I took some water and rubbed the line with my finger, ...
15
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2answers
3k views

What is this sand covered insect?

I have found in a wooden house, in the mountains of central Spain this very curious insect: I was wondering if that was its skin or whether it's decomposition or sand or saw-dust. That particular ...
7
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1answer
6k views

Do ants feel pain?

I have watched video on youtube where guy pours molten aluminium into fire ant colony to make casing. In the comments below there's huge discussion on is that a right thing to do. I am on the side ...
18
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2answers
2k views

Horned Mohawk looking insect. What is it?

Any ideas? I didn't know any other way to explain it. I live in Indiana, USA if that helps. Someone said it might be a "stink bug" but I'm not sure and not willing to find out!
13
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1answer
4k views

Why do flies “rub” their front legs when resting?

I've noted that every time a house fly is resting on a surface, it appears to "rub" or "scrub" its front legs in a repetitive movement. And they do it continuously. Why?
8
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3answers
28k views

I have a black tiny bug crawling all over the house

This bug is crawling all around the house it stays within the shadows and moves very very slow, i have never seen it jump or run, it just moves very slowly P.S. those bugs as u can see are smaller ...
24
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1answer
3k views

What kind of creature is this?

I saw this on Facebook today and have tried researching it myself, but I have had no luck.
13
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3answers
34k views

Why do cockroaches burst from soapy water?

(careful, disturbing!) I was experimenting with some stray cockroaches that ended up falling in my bath tub overnight (there is currently an infestation undergoing in my apartment building) and I ...
11
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3answers
1k 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.
8
votes
2answers
491 views

Please help to identify this insect

It is approx 1.5 inch (3 cm to 4.5 cm) long The insect's back and wings. Insect from its forward side Just few hours ago (around night 10 to 10.30 pm local time), this insect entered into our home,...
8
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2answers
7k views

Why do adult insects have 6 legs?

Apparently, there is an advantage to having 6 legs in the insect world. What is that advantage, if anything? Why would such an advantage exist for insects, but not for other, larger land animals? ...
7
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1answer
158 views

Bugs' love for light

Do bugs love light bulbs because they resemble the stars or is it the sun? How do they sense the bulb? What is the purpose of this "brightophilia" that has evolved in insects?
7
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2answers
3k views

What are these shrimp-like insects in my cat's water bowl that appear overnight

Our family has 2 cats and a dog. We keep food and water bowls outside for them. We clean and refill the water bowls every day. Almost every morning, the water bowl is teeming with small aquatic ...
5
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3answers
7k views

Why does a cockroach not die even after decapitation?

Why does a cockroach not die after its head is cut off?
5
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1answer
239 views

Modern reference for Kropotkin's lazy bees

I have been reading through Peter Kropotkin's Mutual Aid: A Factor of Evolution and he mentions a curious fact about bees (bolding by me for emphasis): predatory instincts and laziness continue to ...
15
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2answers
1k views

Insect identification, Chennai, India

Could someone tell me what the species of this beautiful insect is? Location: Chennai, India. Thank you!
8
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1answer
8k 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 ...
6
votes
1answer
27k 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 ...
6
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3answers
1k views

Are these lovebugs?

I used to see these insects frequently in Chennai and Bangalore (South India). I just would like to know if this is a kind of lovebug. The lovebug as mentioned in the Wikipedia page is, however, ...
6
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3answers
2k 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 ...