Difference Between Pest and Insect

There are so many living creatures. Some are small, some are big, and some we don’t know about.

Insects eat pests, and by this, they help the ecosystem for stability. Maximum problems are unsuitable for crops and food as they make them stale or inappropriate.

Pest vs Insect

Insects can be helpful to stabilize nature, and they are not harmful to humans, but pests are not at all suitable or valuable as they destroy everything and make it stale or unsuitable for use. Problems are tiny and sometimes cannot be visible to the naked eye.

Pests are tiny in size. They spread disease and destroy everything.

Insects do not contain the spinal cord or backbone. They came from a class called Insecta in the kingdom Animalia.

Comparison Table

Parameters of Comparison	Pest	Insect
Classification	Pests are classified as destructive and unbearable because they destroy everything or make it non-suitable.	Insects are classified both as pests insects and simple insects.
Body characteristics	Pests are of both types having a backbone and not having a backbone. And are small in size.	Insects’ bodies are divided into three segments head, abdomen, and thorax, having three pairs of attached legs and one set of feelers. They are primarily invertebrates.
Body size	Body size is small and sometimes not visible to the naked eye.	Body size is slightly bigger than pests and visible to the naked eye.
Chemicals used for removing	Pesticides are used for removing pests. Some examples of pesticides are DDT and Boric acid etc.	Insecticides are used for removing insects. Some examples of insecticides are Aldrin and chlordane etc.
Family	Pests belong to the Insecta family.	Insects belong to the Insecta family in the animal kingdom.
Examples	Some examples are cockroaches, moths, bed bugs and weeds, etc.	Some examples of insects are honeybees, spiders and wasps, etc.

What is Pest?

Pests are the type of insects that are very much destructive and irritating. They are small in size, but they breed or replicate very fast, and if not stopped, they can destroy the whole field of crops and food, etc.

Both insects and pests fall under the Insecta family in the animal kingdom, but the only difference is that problems are minimal in size and are destructive. Some pains have a backbone, and some do not have a backbone.

Some pests are weeds, bedbugs, cockroaches, caterpillars, etc. Some crop field destroyer pests are mites, weeds, nematodes, etc.

What are insects?

Insects belong to the Insecta family and constitute half of the known living organisms. They act both as good and harmful insects.

Insects’ bodies are divided into three segments head, abdomen, and thorax, having three pairs of attached legs and one set of feelers. They are primarily invertebrates, meaning they do not have a spinal cord or backbone.

Insecticides remove destructive insects, including spraying of DDT and Aldrin, etc. They are mostly hatched from eggs and grow with different body shapes.

Main Differences Between Pest and Insect

1. Pests are classified as destructive and unbearable because they destroy everything, and Insects are categorised as pests and simple insects.
2. The chemicals used for removing pests are pesticides. Some examples of pesticides are DDT and Boric acid, etc. And for removing insects, the chemical used is called insecticides.
3. Pests do not contain feelers or antennae, Whereas insects have feelers through which they communicate.
4. Insects are mostly invertebrates which means they do not have a backbone. But pests include vertebrates as well as non-vertebrates
5. Some insects are useful, and they help in pollination. But pests are not useful in any condition, even if they act as a medium for transmitting diseases.

References

1. https://www.sciencedirect.com/science/article/pii/S0109564102000039
2. https://books.google.com/bookshl=en&lr=&id=0QAl21IeeGgC&oi=fnd&pg=PP1&dq=insect&ots=pZFPIh2JC9&sig=ZQvG5z8-2A-JNxUM_Qlrxf6rgn8