An entomologist is a person who studies insects.
A person who studies insects or a physician who studies insects life.
Somebody who studies insects
One who studies insects is an Entomologist.
A person who studies insects is called an entomologist.
a person who studies insects
Entomologist
An entomologist
Entomology is the study of insects and entomologist is a person who studies insects.
An Entomologist is a person who studies insects.
If you mean "who studies beetles," then the answer is an entomologist (person who studies insects.)
A person who studies all insects including butterflies and bees is an entomologist.