Spiders

Living things have engineered some pretty awesome materials, but I'm not sure anything measures up to spider silk. It's as strong, as stretchy, and as resilient than even humans' most advanced creations like Kevlar and steel. So how do these awesome arachnids weave such an incredible substance using nothing but their rear ends? And… what IS this stuff?

This resource has a detailed image of a spider, with the various parts of its anatomy clearly labelled. The page also contains other key characteristics of spider biology.

A great kid-friendly article from Britannica Kids all about athropods

This 5-minute video tells us all about spiders and other arthropods!

This animal fact sheet from Canadian Geographic provides basic information on the black widow spider, including fast facts, physiology, habits/behaviour and range.

This short article from the Smithsonian Museum shares some very strange facts about spiders

This page provides some close-up images of spiders, labelled with the various body parts.