Why are spider orb-webs shaped the way they are?

01 January 2015 0 9K Report

- Is it the most cost effective two dimensional network in terms of minimum hole size to silk length?

- Is there a why to mathematically answer that?

Article Estimation of the Web’s Capture Thread Length in Orb-Weaving...

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Can anyone identify these Cumaceans?

Hi everyone, I've been struggling to identify the family these guys belong to. Does anyone have any ideas? Taken from NE Atlantic 2200m depth.

23 April 2024 1,282 4 View

Is there a Trombiculidae expert for Hirsutiella sp. determination?

Dear experts, I am looking for someone interested in determining and possibly describing the new species in the photo (probably a Hirsutiella sp., Arachnida, Trombidiformes, Trombiculidae). The...

27 March 2024 9,244 2 View

Journal of Advanced Zoology ISSN: 0253-7214 is this journal hijacked?

Journal of Advanced Zoology ISSN: 0253-7214 is this journal hijacked? https://jazindia.com/index.php/jaz

07 March 2024 4,313 1 View

What are the current seminar topics in zoology?

Seminar topics

17 January 2024 9,361 3 View

Please share the seminars or conferences in biology, zoology, ornithology that will be held in 2024?

Please share the seminars or conferences in biology, zoology, ornithology that will be held in 2024? Is it free to join them?

03 January 2024 6,010 6 View

Does anyone have access to this old Portuguese literature on zoology?

Dear friends, I am seeking the following Portuguese literature, which is on zoological systematics. Any suggestions would be greatly appreciated. Ferreira, J. Bethencourt. 1897. Sobre alguns...

20 December 2023 5,083 2 View

Who should I contact about identifying genus Anystis?

I recently collected the most beautiful Anystis I've ever seen from under some tree bark and was hoping to check if it had been previously described. Unfortunately, it seems that not much work has...

10 November 2023 6,631 3 View

Is this genus Scutopalus?

I discovered this Cunaxid in a soil core sample and tried to key it. I came down to Scutopalus, which if correct is the first record for the genus in North America. Since I'm new to this I would...

04 November 2023 4,569 8 View

How to Use Electrospinning Technology to Obtain Tight Membranes?

Why the surface of electrospun fiber membrane be easily peeled off like a spider web, and layered with the fiber membrane below ? The polymer is PAN, the solvent is DMF, with a concentration of...

14 August 2023 6,196 3 View

Presence/absence of cheliceral teeth and serrula in spider families (Araneae)?

Is there a list of the spider families in which are absent cheliceral teeth and/or serrula? I know that some families lack of chericeral teeth (e.g. Thomisidae) or serrula (e.g. Zodariidae) but a...

31 July 2023 5,084 2 View