An aspirator is a useful device for catching small insects, especially those that rarely fly. Aspirators are used by sucking through a mouthpiece to draw small insects into a vial. Aspirators can be purchased at an entomological supply company. Many insects feign death by falling to the ground when disturbed.

An entomologist is a scientist who studies insects, while an amateur bug collector is someone who collects insects as a hobby. There are some key differences between the two: Education: Entomologists typically have a degree in entomology or a related field.

An aspirator is a device used for capturing small insects. The basic design of an aspirator includes a vial (usually plastic) and a tight fitting cork, rubber stopper, or other cap with two metal tubes running through it.

With over 35 million specimens, the Smithsonian insect collection is one of the largest entomological collections in the world. The collection houses more than 128,000 primary type specimens (Holotypes, Syntypes, Lectotypes, or Neotypes) and some 450,000 species representing approximately 60% of known insect families.