Entomology is the study of insects, including their relationships with other animals, their environments, and human beings. ... Entomologists study insects, such as ants, bees, and beetles. They also study arthropods, a related group of species that includes spiders and scorpions.

What is included in entomology?

Entomology (from Ancient Greek ἔντομον (entomon) 'insect', and -λογία (-logia) 'study of') is the scientific study of insects, a branch of zoology.

What is it called when you study spiders?

Definition: Arachnologist : A person who studies spiders, mites, ticks, or scorpions.