Question

why is the spider's web a silent threat for the fly

Answer 1

Spider web is formed by saliva of spider that is approximately invisible for fly. Ince flies are in catch of web thay get stick to it and spider gets its food.

Answer 2

if anything enters the spider web it won't be possible for the things to come back because it contains the nylon which contracts the things and is difficult to release that's the reason why the spider web is a three...hope it helps....thanks...