The receivers in this kind of communication are usually large in number, which makes it different from other types of communication. (studentsassignmenthelp.com)
Even though females of some species don't sing, their superfast muscle fibers appear likely to play a role in the calls they use for other types of communication. (sciencedaily.com)
Most of our communications are sent by email (provided that you have consented to receive electronic communications from us) and direct mail, though you may also opt out of other types of communications. (petsmartcharities.ca)