ause they have an exoskelaton
ticks
A hard shell on them.
Insects are exoskeletol. They have armor like bodies or hard shells
Spiders and scorpions have hard external bodies like insects but they are not insects. They are both arachnids and are related to insects. Scorpions and spiders have four sets of legs and insects have only three sets of legs.
Like all insects, the mantis has a hard exoskeleton to cover its softer insides.
Ants (and all insects) are cold blooded so they don't keep their bodies warm.
Wasps, like all insects, are invertebrates. They do not have an internal skeleton, so no vertebra. Their hard outer covering supports and gives shape to their bodies and it is called an exoskeleton.
There are no insects that have two legs. All insects have six legs and most insects have wings on their bodies.
They have to be as they can not make their own food as plants ( autotrophs ) can do. So, yes.
because they are camoflage and it is hard to see the stick insects. because they are camoflage and it is hard to see the stick insects.
For mosquitos and insects
No, spiders as well as other arachnids (like scorpions) and insects have exoskeletons. That means their bodies have hard outer shells, not internal bones.