Definition of courier: An individual responsible for the exchange of items between two or more parties. Couriers are usually employed by a company that charges a flat rate to the party using the courier service. Federal Express, UPS, DHL, and the United States Post Office all employ couriers to deliver mail and packages.
At least 3 bacterial morphotypes, as well as fungal mycelia, thelastomatid nematodes, and ingested material are found in the hindgut. At annual molt, the lumen bacteria virtually disappear; presumably they are replaced from anterior gut regions, ingested exuvium, and ingested soil.
Staphylococcus (bottom). There are a lot of similarities between Streptococcus (Strep) and Staphylococcus (Staph) that lead to confusion. Both are: 1  spherical, facultatively anaerobic gram-positive bacteria. 2  common members of the normal human microbiota.3  capable of resisting many forms of important antibiotics.taphylococcus (bottom). There are a lot of similarities between Streptococcus (Strep) and Staphylococcus (Staph) that lead to confusion. Both are: 1  spherical, facultatively anaerobic gram-positive bacteria. 2  common members of the normal human microbiota.