Spiders are arachnids, not insects.
Other members of the arachnid family include scorpions, mites, ticks and harvestmen.
Spiders have 8 legs while insects have 6.
Spiders don’t have antennae while insects do.
Some soiders can fly.
a spiders silk is used to make bullet proof vests and seetbelts
it is so strong it is harder than steel.