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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What species of worm is this? Found in underwear on Ecuador coast

My wife found this worm in her underwear this morning when she woke up. It wasnt attached to her or anything. About 4-5 inches long. Redish in color and slightly see through, meaning you could sort ...
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Insect with Mohawk-style back in Mexico City

About 5mm long. Any idea what it is?
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Can you help me identifying an insect I saw?

I'm a student of biology and yesterday we went to the fields to collect some plants for our herbariums. Suddenly one student of our group said that he saw a very strange bug that he thought that was ...
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What species is this cocoon?

I found this cocoon outside my house and I want to know what insect might be inside it and it’s species. Please help! I found it a day ago when it was a worm, now its a cocoon, it’s like outside the ...
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Flying insects on olive tree

They may be responsible for why the leaves are drying out. Location is in West Europe. Their size may be 0.5 cm to 1 cm
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What are these insects

I am conducting research and these insects were found on my biological sample (sections of pig's femora placed in an artificial water setting). My location: Mississauga, ON What species of insects ...
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How does mineral oil kill a cockroach?

A recent post at a sister site Best field remedy for small cockroach in the ear has an answer that says A few drops of baby oil (light nontoxic mineral oil) to suffocate the cockroach then tweezers ...
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What species is this gray bee?

Is this a bee at all, is it just an albino Apis mellifera? It is roughly the same size as regular honey bees, and was pollinating lavenders along with many of the latter. There was a couple of these ...
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Honeybee relatedness: workers and nephews

This is my first question on this site. If anyone could help me get to the bottom of it, I would be very grateful. I am currently working on a lecture on kinship in animals. It goes without saying, ...
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Help me identifiy this insect

I found this insect in Pune/India. It looked like a fly, and it was running over a leaf. Size is about 2mm-3mm. Is it juvenile of some fly species or is it not even a fly?
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Firefly mating displays

I live in the northeast US, and really enjoy firefly displays at dusk in the summer. However, when paying attention this summer, I noticed that the fireflies were not displaying every night, but ...
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UK insect identification

15-20mm long. Brown legs, head, casing/wings (no flight witnessed). Black body with protruding back part. Long antennae. Very fast running speed. Seemingly keenly aware of surroundings. Is this some ...
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Surface area : Volume Ratio

I just have a quick question. I am currently studying for a test and I am confused as to what my book is saying. On the first page when learning about the gas exchange of insects it states that the ...
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Are wasps attracted to UV light emissions?

I remember seeing a documentary where it was shown that bees and wasps are attracted to UV components of a flower colour (please correct me if I am wrong). Does this mean that they could be attracted ...
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Can anyone identify this insect larvae please?

I found thus tiny creature in my shower its about 19mm in length with a see through body and moves much like a caterpillar.
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Larva attacking frog ? Guide about this

The above picture was taken in western forest of India where a larva attached itself to a frog neck. What is it and how it will effect the frog?
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Worm in water identification help

I live in Auckland New Zealand. I have been growing Chia seeds in bowls with just water. I noticed after a couple of weeks, these white / transparent worms appeared in the bowl. It seemed that they ...
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Are mosquitoes actually louder than similar flying insects, or have we evolved to hear them?

I've come across many flying insects smaller than the common housefly, but (anecdotally) the only such species that I can hear from an appreciable distance away is the mosquito, with its distinctive ...
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I am trying to identify this little "bug"

I am trying to identify a bug. I find this little guy in Paris, at the rooftop near plants, in the streets without plants. I let one on my t-shirt, and it was trying to unpick it. I took a picture : ...
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Why would a horse-fly quickly dip into water?

For several years I have noticed a large horse-fly, flying very quickly down to the surface of my pond (in Sweden), touch the surface, and fly off. Sometimes it dips down a few times, taking some ...
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Gypsy Moth Caterpillar Behavior

I have recently done a fair amount of online research about gypsy moth caterpillars and sources I looked at say that older caterpillars feed on the trees primarily during the night and drop down and ...
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Need help with insect identification

Saw this bug in my hallway tonight, crawling alongside the baseboard, it didn't seem like it could crawl up the wall despite trying to countless times. Google wasn't much help, although I saw a weevil ...
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Identifying a possible pathogen of a succulent plant (Haworthiopsis attenuata) presenting with small brown scales

I have a succulent (most likely Haworthiopsis attenuata) that is currently not looking so hot. I recently noticed a number of small brown scales growing on multiple leaves (Eastern USA), that I think ...
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Can you please identify this beetle? (Rajasthan)

I thought that it was dangerous and kept it under a polythene at my home, in Rajasthan. Is this insect harmful, rare or common? If the pic is not clear, I would like to mention that it is green, six-...
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Are insects really strong or just small?

It's a common statement that insects are stronger, faster and jump higher than almost anything by mass. However, this leaves out that compared to their mass, all large creatures are actually pretty ...
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what is the classification of this stream insect?

This insect I found from Southers region of Bangladesh. Its limbs are larger than its body.and the picture shows its dorsal part.
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What nutrition do flies find in feces?

How are flies able to extract nutrition in feces when the originating animal wasn't able to? What makes flies more capable?
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ID please.Small insect from Brazil

Photographed in south east Brazil in the Atlantic rainforest during October 2017
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What is this bug I found at my house?

I found it on my door. I live in Southeast Texas. What is it?
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Hoverfly Identification Wing Resting Position

I've found an interesting insect which I believe to be a hoverfly: length: approximately 1/2 inch. However when compared to the Wikipedia poster on Syrphidae or the InsectIdentification.org Hoverfly ...
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Stink bug identification

This is a stink bug that I found in Indiranagar, Bangalore. It was dead at that time and had become stiff, so the following are the best pictures I could get. It is 2cms in length. I tried searching ...
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What species of moth is this?

Please help identify this species found at home. I think it's a moth. Size is about 1 cm. Is it harmful if found at home? Location: urban home in Hong Kong Click photo for full-size picture
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How to distinguish processionary from other caterpillars

Processionary caterpillars have a vast and harmful presence in southern Europe. In northern Italy, in parks and gardens, I often see caterpillar nests in trees, but I do not know how to tell if they ...
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What happens if the queen ant is removed and taken elsewhere?

Suppose I manually remove the queen ant from a colony, and take it to a completely different place (ant cannot visually travel back to its colony). Will it start a new colony in its new surroundings, ...
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Female mosquito fate in absence of food

What happens to female mosquitoes which want to lay egg but couldn't find mammal host for blood, will that mosquito simply die, if no mammals in area would mosquitoes will be absent too?
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Cocoon like bug on exterior walls south florida

Can anyone tell me what this is? One side of my house has 30 to 40 of them. when I try to pick them off they leave either brown spots or fibers from the cocoon. Is there anyway to deter them?
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flying insect the size of a bird

On my farm a few weeks ago I started to see a large insect(?) I never, in my 76 years, seen before. It is bright yellow, about the size of a man's hand, flies not like a bird but more like a ...
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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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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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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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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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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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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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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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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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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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What is the name of this insect? Is it venomous or possess any threat to human life if someone gets stung?

I found it in Northern part of India, on a mango tree. When I intended to move it away from home, it seems to bite like a snake with front part lifting like a king cobra. This insect is 6-7 inches ...
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1 answer
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Insect identification: Fly with eye strip

Location details: Country - India, State - Tamil Nadu, District- Chennai. Found this fly in my backyard keen to know its exact name. Thanks for the help
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1 answer
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Tiny orange yellow bug in raspberries? What is it?

There's a tiny orange yellow bug in raspberries: What is it? The fruit was sitting in the fridge for 3 days
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2 votes
1 answer
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Is this a type of fruit fly?

I live in Taipei, and these flying insects are about 2-4 millimeters long (body length). They are very active when it's over roughly 24C indoors, and will fly, land and run around randomly on ...
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