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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1answer
28 views

What kind of hot pink eggs are these?

I saw a dozen or more clusters of what I think are insect eggs attached to a few vertical sticks protruding from a small pond, and a few more to stalks of grass nearby. Location is in Hsinchu, Taiwan, ...
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0answers
29 views

Unable to identify bug/insect in house

I am not able to identify this bug/insect. I stay in Dubai and have been noticing this bug/insect in my apartment since a week now. It is so tiny that it's difficult to notice. The image below has ...
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Help me identify Grasshopper

I found this Grasshopper in Goa/India. It was about 2cm long. I suspect it is from Cataloipus genus or Gomphocerinae subfamily. Am i correct or it also seems to be juvenile from some other species?
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1answer
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Identify this giant green moth(?) with great taste?

One evening in late February I sat down to eat dinner after a day of hiking in hills around New Taipei City and discovered that someone else shared my taste in clothes. A very large green moth-like ...
3
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1answer
48 views

Species Identification : Worm like insect but broad at back [duplicate]

Can anyone help me identify this insect Location: Southern India Size: About 2cm It looks like a worm but has a broad back, it seems like (not very sure) it tucks it's thin head inside the broad ...
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1answer
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Are there any diseases that can harm and kill flies and mosquitoes?

For decades I have heard about how flies and mosquitoes carry diseases around and infect humans and indirectly kill them in mass numbers. Somehow these diseases do not appear to harm these insects, I ...
3
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1answer
72 views

What is this blue insect?

I found this insect in my garden It's the first time I see this insect, so I'm wondering what it is. It has blueish, purplish reflections, a head like an ant or wasp but it's the size of a thumb (4-...
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0answers
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Advice on what to do with a pupa

I'm an amateur entomologist in an undergraduate ento class, and therefore have been creating a collection. I caught a caterpillar a couple of weeks ago and simply forgot about it and when I came back, ...
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1answer
19 views

Are mosquitoes attracted to blue lights in particular?

I've been confronting the fact since childhood that mosquitoes are attracted to lights, especially blue lights. Now I know that all insects including mosquitoes are attracted to bright light but I ...
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0answers
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Why is the coremata of Creatonotos gangis huge?

This Australian moth has been some kind of curse image online due to its scent organs (coremata). It is inflated to attract mates. However, why does the coremata have to be inflated for it to work, ...
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1answer
61 views

What are these tiny insects? [duplicate]

I live in Italy (Emilia Romagna), and my house, seasonally in spring, is full of these guys, someone knows their name and if they could represent a problem? They are very tiny slightly less than 0,5 ...
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1answer
50 views

What type of insect is this found near Mountain View California? [closed]

This was taken in a hotel room in the Mountain View area of California. Size wise, it was pretty small, perhaps somewhere around an inch from left to right (not including antennae). My first instinct ...
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Insect Identification (badly damaged corpse)

The photo is of the insect in question in a strainer. The body of the insect is just over half an inch long. I see a separated wing cover and leg in the photo as well. My location is New Hampshire, ...
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2answers
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Can the apparent drop in insect population be explained by local insects evolving to avoid traps?

In this widely reported Plos One article, it is stated that, after roughly 3 decades of placing Malaise traps in a set of predetermined locations (counting and replacing them regularly), a sharp ...
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1answer
87 views

Is there any disease in common between human and insects?

I am not asking about disease transferred by insects. I am wondering is there any disease that commonly make both human and insects sick?
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1answer
109 views

What Kind of Bug is This

I found this bug in southern Florida in February. It was approximately 1cm long or less, fully extended. What type of bug is this?
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Small Black Fly Identification

Could anyone help to identify the following small black fly please? Here is some relevant information which may help: Location: London, UK Length: ~5mm They are slow to react and drift lazily & ...
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0answers
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Are those stains bedbug excrements? [closed]

I am about to move to a new flat. And I have found those stains on the mattress. Are they bedbug excrements / how can I know what this is (if the photo does not provide enough information)?
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68 views

Identifying this winged ant with big hind legs

I found this walking across my floor not too long ago. I am not sure if it is actually an ant, I just chose the best words I could find for the title. It has wings, but does not seem to ever fly. It ...
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88 views

Is this a bed bug

I'm moving into a new house. We have pretty much thrown out all of the bed furniture's and have not seen any bugs in the sheets or anything like that. But, while preparing for painting, I saw this ...
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0answers
54 views

What insect is this case from?

I found this insect case in my garden in the south of Melbourne (Australia), under some dried leaves from a tree that I'd cut down. It is 8 cm long, which is pretty big for an insect! The photo is of ...
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1answer
109 views

Are they bed bugs?

I found these two bugs. I know that my pictures are not fully clear, but could they be bed bugs? One was found on the wall between my bedroom door and the other one trap in a Cochrane trap beside my ...
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0answers
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ID request ~2mm insect monstrosity

This tiny monstrosity (~2mm in length) was inside of some kind of "flat tent cocoon" on a pepper plant leaf in Washington state, USA. Not sure what's going on here. Is it malformed or infected?
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1answer
67 views

What insect is this? Found this at home, India

Found this insect in Kolkata India. Has a sting at its rear end. The wings are shiny.
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1answer
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What is this insect? 6 legs and black spots

What is this bug? Details: - Georgia, (Southern) USA - Maybe 1-4cm in size - Seen near an open area/crack between an outer door-frame and door where it could have come from outside, or going from ...
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1answer
138 views

Can anyone (urgently) tell me if this is a bed bug

We just arrived in a place where a lot of people were living before. This is what we found on the mattress and we are curious to see if this is a bedbug, or some harmless species; To know if we go ...
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2answers
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Could anyone please identify this Indian bug?

Photographed by a friend recently in central India. next to Panna Tiger Reserve.
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1answer
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The emergence of Phengaris butterflies from ant nests

The butterflies of the Phengaris genus (also known as Maculinea) are known to be brood parasitic. During the fourth instar, the caterpillars leave their food plant and mimic ant larvae, causing the ...
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1answer
62 views

What are the white eggs growing from a black stem on the Napa cabbage plant?

Are they fungal or eggs? Can't find anything like this in the internet
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1answer
37 views

What are reasons we know insects evolved on land rather than water

I am reading up on the evolution of insects, and insects supposedly evolved on land rather than water. How do people know?What evidence is there that insects evolved on land and not water?
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Question regarding aposematism

Are all aposematic insects chemically defended? Can there be insects that mimic chemically defended insects that are also aposematic? Any ideas?
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1answer
48 views

Why do insects move so differently than land animals?

Why do the fastest insects have 6 legs instead of 2 or 4? Why don't any trot or gallop like a cheetah, for instance? I know that if a... cheetah were scaled down to the size of a tiger beatle, it ...
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2answers
78 views

Adult Bugs in Low Humidity House Heated With Wood?

I have a home heated with wood. The humidity is currently around 30% but I'm guessing these bugs have reproduced when the humidity was higher. They really have a hard time when I see them in the ...
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1answer
49 views

Exactly what kind of spider is this in Louisville, KY? [duplicate]

I took this photo many years ago, but I guess the year doesn't really matter. It was here in Louisville KY, on the outside of a window, on a web it built. It was a couple hours after sunset in the ...
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1answer
211 views

What specimen of caterpillar is this?

Early this morning, I found this beautiful caterpillar specimen crawling over a leaf: This specimen was found today morning (spring season) in Brazil at Porto Alegre City 30°01′59″S 51°13′48″W. With ...
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Do Dispersal Kernel Probabilities Change Over Time?

I am new to the world of integrodifference equations and dispersal kernels. What I am doing is calculating a spatial-dynamic optimization process and was hoping to use IDE’s in order to model my ...
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1answer
39 views

Can Darkling Beetles Fly?

I searched the internet on the question whether darkling beetles can fly, and I read mixed results to it. Some say they can, there are even videos about it, but then again they say that they cannot, ...
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Minimal temperature for survival of Phytoseiulus persimilis / Amblyseius californicus

I'm looking for a recent reference about the minimal temperature at which predatory mites of the type Phytoseiulus persimilis or Amblyseius californicus can survive. The only reference I found is a ...
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1answer
59 views

Can a ladybug be determined just by its number of points?

I saw a ladybug on my balcony one day and I just counted the dots. There was 18 black dots on a red/orange elytra. The location is in Europe (Geneva, Switzerland) and usually we have quite ...
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2answers
46 views

Infectious diseases spread by insects

if blood feeding insects can transmit many diseases(west nile,...,etc.),why cannot all infectious diseases like AIDS,Ebola be vectored by insects?
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0answers
86 views

Why are bees “committing suicide” in my house?

There is a beehive about 500-1000 meters away from my house. During the last years, almost every day, one or more bees enter from the window, "dance" for an hour or two, and then drop dead on the ...
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1answer
59 views

What type of ants are these?

I live in NYC and these fellas started popping out near my computer screen and desk. They don't seem interested in food as my sister usually leaves candy wrappers around. They however are stinky, I ...
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1answer
70 views

What is this insect? (Location: Hong Kong; size: 8 mm long, 4 mm wide, 2 mm thick; color: black with some brown at center on the top)

What is this insect? (Location: Hong Kong; size: 8 mm long, 4 mm wide, 2 mm thick; color: black with some brown at center on the top) The insect in the picture was slightly damaged after an ...
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0answers
30 views

Bug identification: how to identify this bug?

I found this cast/shed skin from molting in my house: The house is in the countryside by the beach in Portugal with a temperate and humid climate and mostly pine trees and eucalyptus. Humidity is 84% ...
4
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1answer
58 views

Help to identify larva found in sink?

I need some help in identifying this critter. It was found in southeast Georgia in a home I am renovating. There were several around the sink and toilet bowl. Approximately 5 millimeters long. ...
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Green/brown hissing caterpillar turns into brown pupa?

A while ago i found a big fat hissing green/brown caterpillar and I've been keeping it in an old strawberry container and i cut open the silk sac thing to find the caterpillar gone and its skin dry ...
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0answers
60 views

Identification of larva on cat fur

I found this larva (assuming it is a larva) when my cat jumped off my bed, I'm assuming she just picked it up outside. However, I'm not quite sure what it is or if it should be a concern she had it on ...
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1answer
83 views

What are these bugs skittering about the kitchen sink?

I found a bunch of these around a kitchen sink in an apartment building in Toronto, Canada, in late October, 2019. The bugs vary in size, but are all very tiny, less than one millimeter (the photos ...
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Which cultivated plant produce most pollen for pollinators?

Pollinators are important for many crop types (e.g. wikipedia list), but I am wondering how important the crops are to feed the pollinator. Obviously, some of the crop plants provide much more food ...
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2answers
76 views

Which cultivated plants produce most nectar for pollinators?

Pollinators are important for many crop types (e.g. wikipedia list), but I am wondering how important the crops are to feed the pollinator. Obviously, some of the crop plants provide much more food ...

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