Questions tagged [entomology]

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

Filter by
Sorted by
Tagged with
-3 votes
0 answers
41 views

How do fruit flies not drown after being submerged in apple cider vinegar for 6 months?

I have had a glass of apple cider vinegar sitting next to my worm bins for about six months now.I have just been topping it up with ACV whenever I notice that it's starting to recede. But I have never ...
Jenna Kay's user avatar
0 votes
1 answer
1k views

Claim in article about why insects are attracted to light

In this article they are addressing the reason insects are attracted to light when they say Heat radiation as an attractive component is refuted by the effect of LED lighting, which supplies ...
Quinn Culver's user avatar
1 vote
1 answer
31 views

Will “ground hornets” come back to the same place after winter?

We recently moved into a new house and when we mowed the yard we were being stung by these huge hornets. We couldn’t find anyone to remove them and I am terrified they are going to come back this year....
Rachel Baskerville's user avatar
3 votes
1 answer
125 views

Identification of an insect found near the Rhine, Germany

It was about 2-3cm long It has two small wings and 6 legs
Robin Schlipper's user avatar
1 vote
1 answer
61 views

Does my dracaena marginata have spider mites?

I'm trying to determine if my dracaena marginata has spider mites. A little history about the plant: I got it about 5 months ago and it seemed to be an outdoor plant with the previous owner. Since ...
dmking0728's user avatar
1 vote
1 answer
52 views

Spider ID: What is this?

This crawled on my husband. It didn’t bite him, he was able to swat it away so that’s why it looks a little messed up. I honestly just want to know if this is poisonous. We live in AZ, Goodyear area ...
Pinkiidinkii's user avatar
6 votes
1 answer
393 views

What are the three dots (eyes?) on the top of this wasp's head? What species might it be?

I photographed these (unidentified) wasps on a sunny but cool winter day in northern Taiwan because they were conspicuously hanging out on a hand railing and had much lighter coloring than I'd ever ...
uhoh's user avatar
  • 5,418
29 votes
1 answer
4k views

Why do wasps have "wasp waists"? What's been optimized?

I photographed these (unidentified) wasps on a sunny but cool winter day in northern Taiwan because they were conspicuously hanging out on a hand railing and had much lighter coloring than I'd ever ...
uhoh's user avatar
  • 5,418
1 vote
0 answers
52 views

Insect identification request : is it any species from muscidae family or some another?

I belong to Haryana , India Sudden I found this type of insect in my classroom and it stung me suddenly because ,I felt itching in my hand for about 15 mins , so please tell me, is it poisonous or not ...
Vidushi Aggarwal's user avatar
0 votes
0 answers
80 views

What are Palomena prasina doing in my home?

I live in eastern Europe, and every autumn, ever so often a Palomena prasina flies inside my home. I have an avocado plant that I put them on to live - I currently have 5 of these on my plant However, ...
Nikolai Frolov's user avatar
1 vote
2 answers
131 views

Insect Identification Request -- brown and white flea-like bug

So for context, this is a bug I found on the leaf of one of my young ginger plants, which I found a few days after watering. I have a few other tropical plants next to it, like a vanilla bean orchid --...
nescientnoodle's user avatar
-1 votes
1 answer
103 views

What kind of insect appears in this photo?

For months my wife has been commenting about a white substance spontaneously appearing on black clothes. Under magnification, the substance appears to possibly be eggs. As you can see, the image shows ...
Bernd Kruse's user avatar
0 votes
0 answers
21 views

Good source for current taxonomic keys

I’ve recently taken back up my interest in entomology and taxonomy. I used to be a biologist, but have long since moved to another field to make my way. I realize that all of my taxonomic keys are ...
box1763's user avatar
2 votes
1 answer
84 views

Is continuous exposure to blue light lethal for mosquito larvae?

I have been observing developing mosquito larvae since 2 days and I saw, while exposing my laser light of blue colour to it, that it becomes unstable on exposure to blue light. Thus, I wish to ask, ...
Vidushi Aggarwal's user avatar
0 votes
1 answer
103 views

Can anyone identify this bug please [duplicate]

We had just gotten a new kitten from a not great home. It was her second night here, and she was laying on my chest when I noticed that where she had been lying on me was really really itchy. When I ...
aspen trees's user avatar
0 votes
0 answers
38 views

Water consumption of the average housefly

So, I have this question: How much water does the common fly consume in its lifetime? I was able to find the following facts: Born from swine waste under 40% (waste to water ratio) Lifespan of 15-25 ...
Michael Toth's user avatar
1 vote
0 answers
66 views

Help identifying insect

I live in Milan, Italy in the city center. I started seeing this insect in August after a long vacation. In this periods the temperature inside the house went up to 36°C (temperatures here range from -...
user3161330's user avatar
2 votes
0 answers
74 views

Can a grasshopper jump with so much force that it could rip its leg off if it was stuck?

I live in Colorado Springs, Colorado, USA and I have noticed something interesting while walking and longboarding the many miles of paths of trails in the city. Grasshoppers seem to get stuck quite ...
Curious Layman's user avatar
2 votes
0 answers
48 views

What is happening to this moth cocoon?

We 'adopt' a catepillar each year and this year I believe we have a Buff Ermine Moth. It seemed healthy and created a woven cocoon. It was at this point that I found out these moths overwinter. We put ...
Helena Johnson's user avatar
0 votes
1 answer
142 views

What kind of moth is this? Why does it have a stinger?

Unfortunately, the moth died before I could photograph it. The body length is approximately 2-3Inches. It was much bigger than the moths I usually see. And this is the first moth that I have seen ...
shobana s's user avatar
0 votes
0 answers
32 views

Insect identification request - Is this a bed bug? Colorado, USA [duplicate]

I found three of these bugs in our friends house all dead. I never found an alive one… But I’ve been waking up with bites in the breakfast lunch and dinner pattern. I want to confirm they are bedbugs ...
Cowboyflower's user avatar
2 votes
0 answers
58 views

Ladybug: Number of spots

I'm interested in Ladybugs. I read a lot about the number of spots of ladybugs. The number seems to be between 0 and 24, but as far as I can see, not every number in between exist. Up to now, I found ...
Ladybug's user avatar
  • 21
0 votes
0 answers
57 views

Why do some insects which are able to fly unusually do it when they are threatened?

I have killed cockroaches and beetles several times in my house. Sometimes I miss the insects and they run fast, but they don't fly most of the time. Even when I touch a beetle it just continues its ...
Snack Exchange's user avatar
0 votes
0 answers
24 views

Database of insect sounds

I was thinking last night as I laid listening to the loud insects at night here in Georgia, that I wanted to be able to hear the bug sounds people listen to all over the world. Could not find much ...
Jonathan's user avatar
0 votes
0 answers
29 views

Transfecting cocoon or chrysalis

Do you know whether anybody tried to transfect insects during their cocoon/chrysalis stage, and if so do you have a link to such studies? I was thinking it would be easier to do given that it's a more ...
TheChymera's user avatar
  • 1,316
0 votes
1 answer
146 views

I have a fruit fly problem

I've add fruit flies raising a garden every year I am very familiar with them and how to kill them. But twice now I have killed one by smashing it and upon doing so two little tiny bugs or crawling on ...
Audrey Quillen's user avatar
1 vote
0 answers
87 views

Does anybody know what kind of creepy-crawly this is?

My son found this caterpillar in our garden in the UK. Have asked multiple people with more knowledge in this area who have been unable to identify it. looking for any help? Having looked online the ...
Ashley Reid's user avatar
7 votes
1 answer
808 views

Very small, light and dark "insects" - Italy - Infestation, healthy problems? - Insect identification [duplicate]

I'm currently in a town near Savona, on the coast in north-west Italy. We had a problem with pigeons, that create their nests in the space between the roof and the ceiling. Now, from the tube of the ...
M4rc0txt's user avatar
8 votes
2 answers
185 views

What is this insect (or spider)?

Location: Vienna, Austria Date: July 18th Daytime: around 5pm Begaviours: none, unfortunately. Just walking I take these to be six legs and some kind of appendices. But I am not entirely sure.
Ludi's user avatar
  • 725
1 vote
0 answers
48 views

Found these bugs on a sticker in an old shoe box. What are they? [duplicate]

What are these bugs? I found them in an old shoe box on a sticker that was sitting on the carpet.
Kalla1987's user avatar
1 vote
1 answer
49 views

Behavioural experiment on Nasonia Wasps

I want to see how two male Nasonia vitripennis interact with each other. I have been using enamel paint on their heads to distinguish them, but I am wondering if any other methods of marking them ...
Aavani Babu's user avatar
0 votes
0 answers
63 views

what frequency is the mosquito's whine?

I read on Wikipedia that mosquitoes make the sound they make by beating their wings-- when they are flying, and that the average frequency of the wing beats are about 600 hz. I went and listened to ...
dlr's user avatar
  • 1
7 votes
1 answer
186 views

Were these spiders burried alive by a spider wasp?

I moved a stone plate in the garden in europe, that was stored vertically, leaning against another one. In the space between the two, I found some soil with small cavities filled with spiders. Most ...
another sack of chemicals's user avatar
1 vote
0 answers
54 views

Species Identification: Waterborne worm/larva, California, USA (and is it safe)

Can you help ID this species? The photos are low quality, so I'll do my best to describe them. I found them after I left a cup of dechlorinated, freshwater aquarium water outside with a plant in it, ...
Aidan Tung's user avatar
2 votes
1 answer
72 views

Need help identifying insects in home, Morgan Hill CA

The creature in the attached photos just started appearing in small numbers in various locations inside my home. Would like to positively identify.
Monkeywrench's user avatar
2 votes
1 answer
90 views

Is this bug a termite?

Noticed this bug on my kitchen floor, and am wondering whether it is a termite: I have a video of it crawling too, but don't see how to upload video here. Edit: Regarding scale: it is small, perhaps ...
mherzl's user avatar
  • 131
3 votes
0 answers
30 views

Is it a common behaviour in insects to mate with a dead partner

I have a few specimens of Orgyia antiqua of both sexes, and I've been able to observe a mating behaviour where male and female sit close to each other, their rear ends connected. Today though I've ...
Usurer's user avatar
  • 171
3 votes
2 answers
102 views

I’ve been searching the internet for days and I can’t seem to find out what insect this is, can anyone help?

I saw this tiny insect and I first thought it was an ant because of the body shape. However its legs were really really green, I’m adding photos but it’s hard to see how green they actually were. It ...
Faloney's user avatar
  • 33
1 vote
1 answer
43 views

Weird Insect on Window, SW London

Insect is avout 5 cm long, antenna to tail, was on a windows. Tried to transfer to white paper, but it moved to a wall[
duggleBB's user avatar
1 vote
0 answers
415 views

Living in Singapore, what’s this bug? Found an identical one in my house on the floor

Hi! I’m living in Singapore (Southeast Asia). Found a small brown bug with a prominent dark stripe on its back like the pictured one, about the size of half a grain of rice. It was wandering around on ...
Yuri's user avatar
  • 11
0 votes
0 answers
28 views

Insect decline and CO2 concentration

In the UK, where I live, for several years we have had cold dry springs which seems to delay appearance of insects. So irratic weather could cause species to emerge out of sync with their food species ...
user36093's user avatar
  • 101
0 votes
0 answers
56 views

Bug/larva identification

What do you think these could be? The photo was taken today from the inside of a bin liner, which contained waste from fruit and vegetables (carrot skin, banana peel, salad leaves, etc.), and (...
user6376297's user avatar
3 votes
1 answer
81 views

Why are these ants emerging from underground?

Every spring through summer season, I see these ants emerge from beneath my driveway and form these thick swarms on the surface. They typically do this once or twice per day, and after a few hours ...
someguydave's user avatar
3 votes
1 answer
802 views

Help identifying an insect

I live in Milan, Italy in the city center. I live in this house since 5 years and I keep finding the insect pictured below. I see it throughout the seasons (temperatures here range from -1°C to +35°C ...
user3161330's user avatar
4 votes
0 answers
49 views

What insect/bug species do these belong to?

I randomly saw what I thought was dust on the counter in my bathroom (NYC Apartment - higher apartment, >10 floors up) this afternoon (June 1st) ... but when I got closer observed that they were ...
Afflatus's user avatar
  • 141
0 votes
0 answers
23 views

request for insect identification [duplicate]

A number of these insects have appeared in a house we are staying in on Fire Island. I would be grateful for any identification. Its length is roughly the width of the distal segment of my finger. A ...
Sketcher's user avatar
-1 votes
1 answer
124 views

Identifying a bug

I found this bug ( vary in size )after deep cleaning to my bedroom today exactly in my bed sheets and window sill and my desk , can someone help me identify them
user18314386's user avatar
0 votes
0 answers
56 views

What insect is this, is it a bed bug?

I woke up a week ago with bites all over my arms and legs, and some in a straight line. We brought round a beg bug expert but he could not find anything in the room. However, this morning we found ...
youngcouple10's user avatar
7 votes
0 answers
77 views

What kind of hornet is this?

I live in France, in western suburbs of Paris. For a few days I have seen two of the insects below in my apartment. It is slightly smaller than a thumb, say 4cm (1.58") (sorry for not putting a ...
WoJ's user avatar
  • 525
0 votes
0 answers
54 views

A tree that's making quiet "creaking" sounds, and stops when I tap it...insects?

So I have a very dead tree (not a biologist, so this just means "no leaves when the trees around it do have leaves"), and I noticed when I stand close to it I can actually hear a "...
cduston's user avatar
  • 317

1
2 3 4 5
29