Entomologists are people that study bugs.
The general category is entomology - entomologist with sub categories likApiology (melittology) - beesColeopterology - beetlesDipterology - fliesHeteropterology - true bugsLepidopterology - moths and butterfliesMyrmecology - antsOrthopterology - grasshoppers, crickets, etc.Trichopterology - caddis flies
An Entomologist studies Insects
The answer depends on where in the world the entomologist is employed. It will also depend on the level of expertise of the entomologist.
Australian Entomologist was created in 1974.
Southwestern Entomologist was created in 1976.
Johann Becker - entomologist - was born in 1932.
Philip Crowley - entomologist - was born in 1837.
Philip Crowley - entomologist - died in 1900.
Henri Bertrand - entomologist - was born in 1892.
Claude Fuller - entomologist - was born in 1872.
Claude Fuller - entomologist - died in 1928.
Thomas Blackburn - entomologist - died in 1912.