Ragnatele in 3D: ecco come fanno i ragni a crearle così geometriche, letali e resistenti
Spiders build their webs with extreme care, weaving extremely strong threads. Their webs are true feats of engineering that contain... deadly traps. Sticky threads to entangle their prey, wrap it around, capture it, and...drink it! But not only that, they use their webs for a wide variety of purposes. In this video, we discover step-by-step how these complicated geometries are created with a 3D rendering and highlight some unusual uses for silk. 00:00 How does a spider weave threads to create a geometric web? 01:19 What is a spider's web for? A lethal trap to capture prey. 02:12 How does it capture its prey? 2:36 Other uses of spider webs 2:56 The male Pisaura mirabilis wraps gifts for his potential mate, but... 3:39 How long does it take a spider to build a web? 3:58 What is spider silk made of and how strong is it? 4:40 Are there "flying" spiders? Credits: -GlenPeterson -Magnef -Microbehunter -Michael Palmer OUR RECOMMENDED ARTICLES: -https://www.geopop.it/dead-spiders-tr... -https://www.geopop.it/fluorescent-spi... -https://www.geopop.it/toxic-and-poiso... -https://www.geopop.it/what-and-how-ca... #geopop
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