Kjian
  • Member for 5 years, 7 months
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Can anyone identify this grey spotted insect -- is it a tree bug species?
7 votes

This is one of the last instars of a bug nymph from the genus Erthesina (Family : Pentatomidae). There are two common species, but according to David Rider, the only species in India is Erthesina ...

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Can a ladybug be determined just by its number of points?
Accepted answer
5 votes

No, most of the time you cannot. There is a large diversity of ladybug species (several dozens in western Europe), and many of them can have the same number of spots. Moreover, as you already said, ...

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Is this an asian hornet
5 votes

This is not a hornet, this a wasp. See the yellow dots on the thorax ? They are typical of the Vespula genus. So is the yellow and black stripe pattern on the abdomen. Those wasps are smaller than ...

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Is this is a parasitic wasp, which I found in Blackpool Lancashire?
2 votes

Yes it is ! If you look closely at the wing patterns, they are characteristic of the Ichneumonidae family, as you can see below*. This family contains thousands of species which all are parasitoids. ...

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Are there parasitoids of mosquitoes ? (other than nematodes)
Accepted answer
1 votes

It happens I just found an answer to my question in a recent review book by George Heimpel and Nicolas Mills. It appears that for now we do not know any parasitoid of mosquitoes. Quoting chapter 1 : ...

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What determines the duration of larval stage?
1 votes

I actually see two different questions in your question. The first is "what determines the duration of the larval stage ?", the second is "why is this duration longer that the adult stage ?" A) What ...

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Why did a lot of common insects evolve such a thin waist?
1 votes

Apocrita insects (i.e. the clade containing bee, wasps and ants) are supposed to have evolved a thin waist because it gives them more flexibility to manoeuvre their abdomen. Most Apocrita are ...

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