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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Can you identify this mosquitoe-like bug?

I'm wondering what is this bug, I have never seen it before and its behaviour is just weird for me, they just try to climb to the top of the window, then fall and start over again, I see no hole they ...
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2 votes
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How to prepare ethanol-preserved insects for imaging using SEM

I have aquatic insect larvae (soft-bodied) currently preserved in 70% ethanol. I would like to image these using a scanning electron microscope (SEM). I am wondering whether I need to/can start at ...
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What types of spider and caterpillar are these, and what are they doing?

What varieties of spider / caterpillar(?) are these? And what is the spider doing to the caterpillar? This is in Texas. This went on for hours, with the spider dancing with the caterpillar in the ...
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Would the environmental pressures imposed by humans make the housefly of today significantly harder to swat than their ancestors of 1000 years ago?

For context, I am primarily referring to Musca domestica. Recently the thought occurred to me that due to short life cycle of the common housefly, and due to the fact that such flies have interacted ...
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What are these tiny little insects? Are these springtails?

I have no idea where they were found. Wish I could provide more details but I cant. They measure about 2mm in length.
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Bug Identification North Carolina Help

I found this bug up in North Carolina and it freaked me out because I found it inside. Would anyone be familiar with this type of bug? I apologize for the bad angle, it is not a bee at all, but had a ...
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2 votes
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What are these most tiny bugs called

These bugs are the smallest bugs I've ever seen in my life and they are very annoying, throughout the day, I just feel sudden scratches on my body and when I look closely, the cause are these bugs ...
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What is this colorful bug from Germany?

a friend found this little fella just outside of Berlin and managed to snap a blurry picture. This boy or girl is probably the size of a finger nail and features fly like skin wings with no hard ...
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11 votes
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What is this insect found in Melbourne, Australia?

This photo was taken a few days ago (late May 2022, during daylight hours) on a timber deck in the northern suburbs of Melbourne, Australia. The animal is roughly 3cm long. The photograph shows shed ...
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5 votes
1 answer
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Do cochineals ("scale bugs") form aluminium complexes themselves? Where do they get such large quantities so quickly and how do they handle it safely?

Wikipedia's Carmine begins: Carmine (/ˈkɑːrmən, ˈkɑːrmaɪn/) – also called cochineal (for the insect from which it is extracted), cochineal extract, crimson lake, or carmine lake – is a pigment of a ...
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What is this spider? Found in garage during May in NY

Stands very flat with its legs very outstretched, doubles-up its front legs (first pic looks like it only has 6 legs). Brownish-dark gray, not quite black. It's alive, but it wasn't particular active ...
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Are these little white fuzzy insects "scale"? What species and what is their lifecycle like?

These appeared on three small, similar houseplants I bought about a month earlier at a nursery. There were dozens. I physically removed a few and just pruned stems that had many, and put the clippings ...
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Is this an instar of the red fire bug?

While inspecting some yarrow that seemed to be having problems, I found a few of these bugs. I think they may be an instar of red firebug, but the photos of the nymphs that I found had only one row of ...
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Do *Ambystoma macrodactylum* predate on *ceuthophilinaens* like the one I observed?

I observed this Ambystoma macrodactylum within half of a meter of this Ceuthophilinaen under an old board. I can imagine salamanders eating cricket-like things, but this question is far outside my ...
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What is the name/type/species of this insect?

Facts: Found in a bathtub in western Washington (state) (the pacific northwest). 3/16-1/4" long, 1/8-3/16 thick. Gray colored. No elongated noise but two antennas. No pets in home, older 1969 ...
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3 votes
1 answer
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Is this bark beetle going to be a problem?

This little (around 3mm in length) beetle is one of many that infested a gingerbread heart in our house. It seems to be some kind of bark beetle. My question is what exact species it is likely to be ...
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ant ID montreal, qc canada

I'd like to know what type of ants this is. These appeared in my basement recently. I am thinking those are called "pavement ants" after comparing online. Please help me identify them. ( ...
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Is it possible to identify a worm being carried by a depicted wasp?

Wikimedia has a picture of a Ancistrocerus trifasciatus / mason wasp carrying a kind of worm: Is it possible to tell what exactly kind of worm it is, based only on the above image, number of worm's ...
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Are haploid offspring of Hymenoptera insects perfect clones?

I was looking up haplodiplody and I become slightly confused. Since unfertilized eggs of Hymeniptera insects (ants, bees, wasps) are always haploid male drones, it means that they only receive ...
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2 votes
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Is there a specific name for the feet of insects?

A friend and I were talking, and he asked me whether there was a name for insect feet (either in general or for specific insects). I think they are sometimes called tarsi, but I believe that's a more ...
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1 answer
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Insect Identification please

Location Kothrud, Pune This was found on Sonchafa plant.
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2 votes
1 answer
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What insect in shell is this?

Location: INDIA(Tropical Monsoon) I found an insect (approx 7mm) (marked with red in image) in my bedroom hanging from the roof. It can spin some kind of thread, since it was hanging at the first ...
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Habitat requirements of black ant Lasius niger

Does anyone know of any published information on the maximum slope angle and/or minimum soil depth on which the black ant Lasius niger will build its nests? I have read that they won't nest on "a ...
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6 votes
1 answer
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Identification of black-and-white striped jumping insect?

I noticed this small insect with long striped antennae and legs hanging out on my parsley. I'd be curious to find out what it is. When I got close to take a picture of it, it suddenly leapt, like a ...
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What insect is this? (Switzerland) [duplicate]

I took these photos in June in Zurich, Switzerland. The insect struck me as fairly large; I'd say the body was probably 2-3 cm long unless my memory is playing tricks on me. It sat just like this on a ...
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1 vote
1 answer
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Bug on wall identification request [duplicate]

I've been finding a few of these on the same wall of my apartment the path month. Size is maybe 3-5 mm. I live in an apartment in Toronto Canada. Thanks in advance!
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What is this small white insect on my plants?

Environment I have a large amount of plants in an old industrial loft apartment. I live in Rochester, New York. I ship plants in from across the US, often exotic ones. Observations A few months ago, I ...
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15 votes
2 answers
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Can mosquitoes be attracted by our voice?

In the dark, mosquitoes use CO2 to find blood host like us. However, 1) they are known to have an excellent auditory organs (ref1, ref2) ) and 2) sound can be heard from any direction, contrary to ...
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Bug identification - 2-3mm long, black, probably beetle, seems attracted to light

I 've used Picture Inspect (which suggest bed bug) and bugguide.net (I suppose that it belongs to the beetles superfamily) but I have a problem as their photos are much larger than mine. Maybe some of ...
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Brown insect identification in home [duplicate]

I live in Bangalore (India), and have been seeing this insect everywhere in my house (on my study table, inside wardrobe, etc.) for the past month. The insect moves slowly, is brown in color, usually ...
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Weird spiky bug found in northern Spain

Does anyone know what this bug is? We're located in the north of Spain. Around 5mm long with spikes in its back. First image is belly up, second one the bug is walking.
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6 votes
1 answer
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What is this large long-legged orange and black insect?

Around and inch long. 6 legs, bigger than a wasp, and orange and black. Found near the coast in the woods in South Carolina.
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3 votes
1 answer
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What are these little insects in that I found in my greenhouse?

I found these little (3-4mm) insects in my indoor greenhouse where I propagate Begonia from leaf cuttings. They are slowly walking around on the soil and don't seem to be particularly interested in ...
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1 answer
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How can I decrease the generation time of Drosophila melanogaster?

I have a gene deletion strain of Drosophila melanogaster made with CRIPR/Cas9, and now I have to clean the background of this strain (TM6C balancer background) by making backcrosses with wild type. ...
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4 votes
1 answer
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Bug Identification: Black Insect with Red/Orange dot on back

I lifted the cover off my push bike today and discovered 15-20 of these insects all along one of my brake cables. A few were tending to "egg" like structures that were stuck to the cable and ...
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2 votes
1 answer
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What are these bugs eating my lumber?

Duplicate of this question. I found bugs in wood that I've had air drying for the last few years. What are they? I had a tree cut down a few years ago and some of the wood milled in to slabs. However, ...
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2 votes
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Exoskeleton Bug Identification

I found these bug shells / exoskeletons / casings in the corner of my room and I am wondering what they could be. They are about 1-2 cm long. The light colored spots on the floor are likely related. I ...
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Does a brown Pieris brassicae chrysalis indicate it is dead?

I have been breeding Pieris brassicae larvae in a glass tank indoors for my own personal observation. One of them, after the fifth instar, has moulted into a chrysalis. After 5 days of development in ...
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What insect is this? I spotted it on a wall in a bedroom [duplicate]

This is the closest distance & the best photo resolution I could get from my handphone. I discovered it on a wall in my bedroom. Could anyone identify what insect is it? Why the insect is in the ...
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1 vote
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Identify grasshopper species

I found this grasshopper on a house door in central Italy. It did not move for the whole day. I can tell it's a grasshopper, however I am unable to determine the exact species. Size: ca. 6cm Feel free ...
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Is it possible to "triangulate" the location of a termite colony in a horizontal space using light sources as attractive bases?

So we have termites and I noticed that one of the can lights in our subfloor (the 1.5 foot vertical space between our first and 2nd floor) was a lift off point for many swarms. I put some tape over ...
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4 votes
1 answer
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Is this tailed butterfly a coral hairstreak?

I spotted this butterfly feeding on some lantana in Fort Worth, Texas. It looks exactly like a coral hairstreak, but it has these two tails (?) on its hind wing, whereas I thought coral hairstreaks ...
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6 votes
1 answer
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What insect eggs are these?

There are only 3 eggs. A pink colour with stripes on it. Is it possible to identify the species? Found right below a window, on the wood. I'm in Bangalore, India.
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-1 votes
1 answer
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Help identifying 3mm bug that looks like a bed bug

I found this bug, size approx 3-5mm crawling on the floor. I've searched for bed bug images but I'm not certain if this is one. This seems to have a separate / longer torso than the ones in the bed ...
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3 votes
0 answers
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What species of insect is this, spotted south-east of Berlin? Habitat: forest near lake shore, Size: body 40mm, w/o antennas and ovipositor

This insect has been spotted south-east of Berlin (2021-10-31).
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2 votes
1 answer
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What butterfly species is represented on this painting?

I am wondering if the butterflies represented on this painting correspond to a real species. Do you know if this is the case and if yes, what species they belong to? Or at least, what species could ...
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Can someone identify this insect species

I found a dozen of these insects on my wooden floorboards in the city of Athens, Greece (Mediterranean climate) (altitude 200m, 10 km from nearest shore). Currently it's Autumn. Size is about 0.5cm (...
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-1 votes
1 answer
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Why is this bumblebee attracted to a methane leak?

In this video from Bloomburg Quicktake, the reporters discover at a methane well (Skip to 14:21) a GHG leak that has attracted bumblebees. Does natural gas smell sweet to bees? Why would the bees be ...
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1 vote
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What species is this fly? Look like mosquito with unusually long legs

I found this in Bangalore, India. It looks exactly like a mosquito but with extremely long legs, first I confused it with long legged spider (which are common here) but it's not, Can someone tell me ...
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What is the name of this mosquito-like insect?

While I was studying, this insect fell down from the ceiling. It was alone and not in a swarm. It looked much like a mosquito but is quite larger compared to a mosquito.. I live in the Indian ...
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