How much sperm is conveyed in beaver during ejaculation?

Is there any knowledge about beaver ejaculation? How many sperm cells are conveyed and how many of them will survive in female and how many will actually reach the egg? Are the eggs in both tubes...

06 July 2018 8,157 0 View

Can you please identify this spiny lobster?

Can you please identify this spiny lobster?

31 December 2016 9,873 9 View

Do I need permission to collect invertebrates from Gran Canaria?

I am going to Gran Canaria and planning to collect some invertebrates. Do I need permission for that and what should I do for getting the permission? I will collect for natural history museum of...

31 December 2016 6,498 16 View

Would you please identify those freshwater aquarium species?

09 October 2016 4,012 8 View

Do you know good database for bird synonyms?

I am searching for good database or reference to use for finding bird synonyms. This far eol.org is been a bit helpful but maybe there is better source for that?

06 July 2016 3,665 8 View

Can you identify those fish?

Please help me identify those fish. My oppinion 1-3 Taurulus bubalis 4-5 Cyclopterus lumpus

05 June 2016 1,771 7 View

What species of Mollusca are these specimens?

That species of Mollusca was found from lake Viljandi (https://www.google.ee/maps/@58.3483153,25.6106634,14z?hl=en). This summer. The measurements of shell are shell height 4,5mm shell width...

11 December 2014 555 13 View

Does anybody have experience with breeding three-spined stickleback in aquarium?

I am interested in breeding three-spined stickelback in aquarium. I want it to last at least a year. Does anybody have experience? Is it possible on room temperature, what they eat, how to find...

01 January 1970 8,602 5 View

How does the gut microbiome affect the fibrotic process within the liver?

and Can the gut microbe be used for the treatment or diagnosis of liver fibrosis?

02 March 2021 557 2 View

Is there a powerful system for the security of the systems distributed on IoT systems?

Is there a powerful system for the security of the systems distributed on IoT systems?

02 March 2021 3,858 10 View

How Relativistic effects is one reason for lanthanide contraction?

The Lanthanide contraction which is the decrease in ionic radii of the elements in the lanthanide series from atomic number 57, lanthanum, to 71, lutetium, is due to poor shielding of the 4f...

01 March 2021 2,272 4 View

Genome-wide gene identification protocol ?

Is there any book chapter/book, webpage or research article available to understand genome-wide gene identification?

28 February 2021 8,095 1 View

How to improve and implement WBAN MAC and Radio modules under Castalia 3.2 ?

Hello researchers, Hello Castalia3.2 researchers I am a beginner with Castalia, I work on optimization of RFID systems used in wireless body networks. I simulated a WBAN with 10 nodes and one...

28 February 2021 400 1 View

For modelling epoxy-based matrices (in composites), which model in ABAQUS is the most suitable, Concrete damaged plasticity or Drucker-Prager model?

I am working on developing a micromechanical FE model for predicting kink-band formation in UD composites. To model matrix plasticity, which model, out of Concrete Damaged Plasticity and...

28 February 2021 5,415 1 View

I want to performe MALDI-TOF MS for bacterial identification, I would appreciate it if anyone can tell me the matrix solution preparation protocol ?

based on what I've studied on multiple papers, for peptide and protein identification Alpha-cyano-4-hydroxycinnamic acid (CHCA) is an appropriate matrix to use, I also know that the CHCA powder...

26 February 2021 6,799 3 View

Can anyone share his experience regards Smoothing in origin?

I am working on TiO2 composite material and the results of XRD have a lot of small/junk peaks and while I apply a smooth filter in Origin then the other characteristics peaks disappear so anyone...

26 February 2021 8,183 3 View

Can anyone help with Schistosoma identification?

Can anyone identify what kind of Schistosome species this might be? Morphological features of cercariae and adults resemble Trichobilharzia, though I am fairly new to the field of parasitology...

25 February 2021 7,760 6 View

How to calculate battery consumption for IoT device?

Hi, everyone I'm working on a privacy-preserving algorithm that will apply to IoT devices. So, I need to measure the power consumption by implementing this algorithm. Any suggestion, advice,...

25 February 2021 8,749 6 View