Monarch butterfly can fly 1000 of kilometer continuously without stop. where they will get that much energy ? what is the mechanism behind that ?

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Among cold extraction and soxhelt extraction. Which is best? Why? Can we get same compounds in both the methods with same solvent ?

If we extract the plant secondary metabolites with organic solvents in cold solvent extraction and soxhelt extraction. The extracts that we get contains same compounds or soxhelt extraction gives...

04 May 2018 3,281 4 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

What is the status of bread making and more bakery foods with the use of insect flour/powder?

Insects have been consumed by human diet since prehistoric times. At present, the idea of looking at insects as food has been getting traction worldwide, also in response to increasing food...

03 March 2021 6,223 5 View

Any references about insects or animals that can damage or weathering of rock or fossil material?

Are there any references to insects or animals that can cause damage or weathering to the rock or fossil material? books or paper that would be nice. Thank you very much!

24 February 2021 6,805 3 View

Please help in identification of this insect?

This insect is minute in size around 1 mm and not clearly visible with naked eye.

22 February 2021 5,907 11 View

How reliable is estimation of copy numbers by absolute qPCR?

Hello, I would like to compare the expression levels of several genes in insects, so I prepared standard curves and estimated copy numbers of each sequence in my samples. But for one of the genes,...

11 February 2021 8,421 13 View

Do you know non-feeding larval instars in insects?

Hi, I am looking for information about insects having a larval instar that does not feed at all. In other words, able to molt to the next instar without acquiring any nutrient. Does anyone know...

20 January 2021 9,387 19 View

Triggering feeding of beetles / how to make them hungry?

Hey, I am working with Psylliodes chrysocephala feeding on oilseed rape. In feeding trials I often have the problem that a huge portion of the beetles do not feed at all. In clip cages I observed...

19 January 2021 9,851 6 View

Can anyone suggest which type of sensor input signals are more critical in flying aero engines for on-board diagnostics?

Can anyone suggest which type of sensor input signals are more critical in flying aero engines for on-board diagnostics? and high potential sensors for prognostics?

18 January 2021 4,087 1 View

Which sampling techniques can be used for huge flying insects?

Tropidacris collaris is a grasshopper. Adults, which can reach more than 15 of length, are strong flyers and actually they resemble small birds or bats. Most of the time T. collaris is found in...

13 January 2021 3,735 5 View

How would you extract bird flapping motion from a video?

Suppose you have a footage of a bird flying by flapping in a fixed frame recorded by a single camera. Is there any library/software which, given assumptions on distance, size and angle, could...

12 January 2021 7,614 3 View