Yes they can.
Many insects are predacious on other insects, such as lady beetles, ground beetles, lacewings, dragonflies, etc., and many insect families whose relatives are herbivorous.
Many eat them because they are their source of food. Though it depends on what insects are being referred to.
You can pee on yourself
There are a few small bugs that are triangular in shape namely Troilus luridus, Sloe Bug, Striped Shieldbug, Green Shield Bug.
Humans do in fact in Mexico they are a delicacy.
The order of Assassin Bugs is Hemiptera. They are part of the true bug order and are known for their predatory behavior on other insects.
The bug that looks like a burnt popcorn kernel is called a sow or pill bug. Pill bugs are members of the woodlice family, but are able to roll up in a ball.
A insect that eats pages from books is a bug .every day a bug comes and eats it so you better watch out peole
There are no bugs that eat plastic. Plastic is not digestible to any animal or plant. However, scientists are looking into a bacteria that eats plastic.
It's an insectivore, it eats aphids and smaller bugs.
The potato bug eats other small insects as well as some plant life. These bugs can grow to be rather large in size but are not dangerous to humans.
Some people in Mexico (Mexicans) eat pill bugs.
Lady bugs will eat the aphids, but the ants protect them from harm.
You can pee on yourself
Mosquitoes are bugs that drink blood.
Spiders beetles
It can support, but does not generate them.
There are a few small bugs that are triangular in shape namely Troilus luridus, Sloe Bug, Striped Shieldbug, Green Shield Bug.
Insect and bug. All bugs are insects, not all insects are bugs.