Staff, worker, and employee are three terms are very similar to each other and all refer to someone who works. Staff is “a group of people who work for an organization or business.” A worker is “a person who...

Ants are animals belonging to the family Formicidae of Order Hymenoptera under the Class Insecta. There are more than 12000 ant species which are known it in this world. Some of the common types include...