ArthropodaInvertebrates
Arachnida
અરાક્નિડા
Animals with eight legs, like spiders
Arachnid = eight legs. A spider is not an insect.
Say it like this: arachnid = eight legs, no feelers on the head. Spiders and scorpions are arachnids. They are not insects, because insects have only six legs.
How do you know it is a arachnida?
Eight legs
Count them: more than an insect.
No feelers
Insects have antennae. Spiders do not.
Many make silk
Spiders use silk for webs and homes.
No backbone
The hard part is on the outside.
Animals you may know
Spider
Makes a web
Scorpion
Has a tail sting
House spider
Lives in corners
Jumping spider
Hunts with big eyes
Tick
Very tiny
Mite
Even tinier
Whip scorpion
Looks scary, usually shy
Harvestman
Long thin legs
Try this
If you see a spider, count the legs from a safe distance. Eight legs means arachnid!