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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75 views

Got stung by this flying bug in Death Valley and Arches, what is it?

We camped in Death Valley and these guys were attracted to light and ended up stinging us. Didn't hurt as bad as a bee Sting. Any ideas what they are? Couldn't find them doing a Google search or image ...
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Would wasps ever give up on defending their nest against live threat that ignores them?

When I accidentally disturbed a wasps' nest, it was an unpleasant experience. They got everywhere - under my clothes, in my hair etc. However, in the aftermath - since I'm not allergic to their ...
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What kind of larvae are these. Lots of them in the basement in the summer, crawling around on the floor and the walls

larvae crawl on basement floor. Some are also found on the first floor of the house. Lots of legs--I also thought they became "rolly polys" but never knew for sure what they were either.
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Caterpillar on milkweed not monarch

Southern California, US and less than 1cm Please help identify this caterpillar.
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Identification of this bug or insect

I found this bug dead in my house in Mississauga, ON, Canada. I didn't have a ruler around so a regular toothpick was used to show the size. I'm thinking it's a pill bug but I want to make sure.
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What is this insect (Germany)? [duplicate]

It was hovering and in between it was very fast and hard to photograph. I'm not even sure if it is an insect? Photographed in Germany.
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Cannot identify this insect

Can anyone please help identify this insect. It seems to be some sort of caterpillar but I'm stumped. Location is in Suffolk, United Kingdom Length is around 1cm, width is perhaps 4 or 5mm. Image ...
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Europe: big fly with black/yellow striped body: I'm guessing a horse fly?

This one made a summer night visit to the room and tried to escape by banging against the ceiling. What is it? I found nothing which corresponds, though "horse fly" might be a close match. Location: ...
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Will modern-day insects grow to massive size in a high-oxygen environment?

It's a reasonably well-known fact that insects grew to massive sizes due to the excessive concentration of oxygen in the prehistoric-Earth's atmosphere. If one were to try to recreate this high-...
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Parasite? or a possible home infestation?

I found this bug on my bed tonight. It's smaller than a sesame seed. 6 legs and 2 antenna. Is this causing my dog and I to itch? Should I be concerned?
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How can I control or anticipate the time that a caterpillar spends in its chrysalis?

My young daughter caught a caterpillar (pararge aegeria, to my non-expert eye) and we put it in a breathable jar with leaves, kept indoors in England. (Current climate is around 14-19 degrees Celcius ...
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What type of butterfly or moth is this?

Can anyone please determine if this is a moth or butterfly and what its name? We found it near a waterfall in the Philippines. There's actually a bunch of them and it seems that it's their natural ...
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What species is this burrow-digging insect?

These are frames from a recent recording: Location Urban area in Central Europe. Abiotic factors at the time of recording Temperature = 27° Humidity = 51% Wind = 16 km/h Description Approximate ...
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Is the chitin in an insect's exoskeleton cross-linked?

This answer to the question How to clean and preserve a cicada's molted exoskeleton (exuvia)? states: The exuvia is made of cross-liked chitin, and will not decay. You don't need any special ...
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Which species of bee or wasp are in this photo?

Please tell me what do you think :) The photo is from Santander, Colombia. I didn’t take any closeups photos 😞, but these were little bees, like 5 x 1 mm. The tube didn’t seem man-made, it was ...
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What is this? Is it harmful? [duplicate]

Anyone find out what this is? Looks like A Caterpillar with a home it made from surrounding items, this was found in VA in the moutians on our home.! It went back inside its home after attempting to ...
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167 views

What are the differences between mammal and insect digestion of cellulose?

I know that digestion of cellulose is difficult in mammals and requires a lot of steps. But I am fascinated by the idea of one day achieving human digestion of cellulose. Which got me thinking about ...
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Trying to identify a bug that left a blood spot when killed

Hi, this was flying around inside the car in northwestern Maryland, USA, yesterday. When I squished it with a tissue I was surprised to see a red spot that appeared to be blood. Cannot find a picture ...
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87 views

What is the name of this bug?

I found this bug in my garden in India this morning.
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What are some examples of animals who return to their group when threatened?

Based on my (limited) understanding, some types of animals use the power of numbers for protection. I assume, then, some species instinctively respond to threat by immediately seeking out and joining ...
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1answer
154 views

Can you identify this insect (orange back, 6 legs)?

Found a couple of them in central europe on a zucchini plant (in august). They are about a centimeter in size. Tried looking for insect with orange back and 6 legs but no result. [EDIT from comment]...
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105 views

What is the name of this insect?

This insect was found in my garden in India on the evening of August 07, 2019. It's rainy season here.
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I can't Identify this “bug” that seems attached to fresh cut wood

I'm a very amateur entomologist (I'm actually just an old fat hippie that loves all critters). I don't have any chops here, but I swear I've done my due diligence and tried to figure this out. I'm ...
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Which species of bumblebee(?) is this?

I observed this beautiful insect near a forest in northern Switzerland. What is it?
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What is this giant insect that just bounced off a second-floor glass door?

At about 11 pm, I heard a loud impact on the nearby glass door to a second-floor balcony. I thought it might be an acorn but it'd be a very unlikely angle - it'd have to be thrown from below or be a ...
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Is this a bedbug? (with picture)

I had some potentially infested clothing (and shoes) in a bathtub, and just after I bagged them to wash, I spotted this little fellow running away. I put it in a plastic food container and snapped a ...
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Predatory insect - what kind?

I've seen several of these insects near my house in southeast Michigan this summer, including the one seen here feeding on a green bottle fly. What are they?
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What is this hairy, striped orange-black caterpillar?

There are so many these hairy, striped orange-black caterpillars in my backyard. What are these caterpillars? Are these dangerous?
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What are the various types of plugs found in a bee house and how do they help us with identification?

I have a Mason bee house with small tubes that is currently buzzing with life but I am completely clueless about what's in there. Some plugs seem made of clay, some of crushed leaves, some of resin, ...
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How to clean and preserve a cicada's molted exoskeleton (exuvia)?

I found a good quality molted exoskeleton (exuvia) of a cicada, about 3-4 cm long on the ground. I'm amazed at the completeness and detail, the exit hole is in the center of the back and you hardly ...
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Identification of UK insect

We found this in our UK garden! Any ideas? Not sure if it had/has wings. It has a segmented tail and 6 legs. It’s about 2 inches/ 8cm long.
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Blinded sphinx first instar caterpillars not eating

I've got several freshly-hatched Blinded Sphinx Moth caterpillars (ID'd the mother), but they don't seem interested in any of the host plants I've offered. I had birch and basswood ready, and so far ...
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What kind of worm is this in my food? (Tuna sandwich from canned tuna)

Can I have some assistance identifying this worm which was in a tuna salad sandwich I purchased from a local co-op in Minneapolis MN?
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Is this a roach or a beetle?

I'm pretty sure it's a beetle due to the lines on it's back/rear but I'm not positive and if I'm wrong I need to take action quickly. Thanks in advance :)
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Larva of Halyomorpha halys?

I just found these small insects on a Saponaria. After search, it could be Halyomorpha halys, but I am really not sure. Can anyone confirm? If so, should I kill them as they are considered as ...
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What species of wasp is this? And how to get rid of them?

Yesterday while moving a chair in my garden I got stung by a group of wasps. During the night I went hunting for their nests and managed to neutralize 3 of them: one was in the chair's legs, about the ...
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what will be the effect of cockroach bite?

I know the cockroaches are creepy for humans. But I want to know why humans are afraid of cockroaches and what will be the effect of there bite on my body. Can I touch them or if they walk over my ...
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What kind of spider is this? First time I have ever seen one

This was taken 07/06/19 in Cape Breton, NS, Canada. I would say that it is about an inch (2.5 cm) in length and seemed to be pretty uniformly grey. The belly was the same colour as the legs, it had a ...
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56 views

Why does bed bugs not carry disease?

Whenever I look up this topic, all I get is articles that say "Bed bugs don't carry disease...", but they never explain why? Is it something in their saliva that kills microbes? Something in their ...
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Insect identification, UK, 07-19

Can anyone identify this insect found in the North East of the United Kingdom, July 2019. About 3-4cm long. Could this be a wood wasp? Thanks.
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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?
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What kind of weird little insect is this?

What kind of insect is this? I found it in my work room. I live in the city of São José dos Campos, São Paulo, Brazil
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Bug larvae identification

anybody know what this might be, found in my bed. Pennsylvania, USA . Thanks
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Identify round, green, flying insect with spikes in South Carolina (USA)

The tables have turned -- I need some help IDing an insect: I've been unable to identify an insect that I came across about 6 years ago in South Carolina (USA). We were doing a vegetation survey in ...
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What bug is this

Found in Mojave county Az. It was in my home. I have a cat. Real small about 1/8 inch
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Want to know about a creature which bite me

I am Sachin from MP India. Few minutes back I have gotten bite by a creature. What is its name? Is it harmful if I got bitten by it? Feeling little pain there.
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Is this a Zelus luridus?

I found this little bug on my bed and I got curious to know what it was, I did some researches and then I noticed that it is very similar to Zelus Nymph but I can't be sure of it. Can you confirm it? ...
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What animal is this? A bee? red mason bee? (Bee-like with brown/orange fur)

The picture was taken at the Bodensee (Lake Constance) in Southwestern Germany in June 2019. I tried to Google "Bee with brown fur", but the only thing that came up was a red mason bee, and the ...
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What kind of insect does chirp like this?

I live in Japan. Recently I hear chirp coming from Wisteria floribunda at every night. Please check this sound that I uploaded for this question.
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What is this insect in a cocoon climbing a web?

I found this thing hanging from the framework of my garage yesterday: The size of the object in the picture was about .75 inches tall by maybe a quarter inch wide. This was taken yesterday in a ...

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