Types of Communication

gestures

Gestures can show directions to food or flowers, to express emotions or desires, or to demonstrate status

vocalizations

Vocalizations can locate or identify objects or communicate with members of a group

chatter (by prairie dogs)

Chatter can alert members of a group to danger or distinguish among creatures as to degree of danger

symbols (used by dolphins)

Symbols like hand signals can be used to give commands to animals that they learn to follow

symbols (used by primates)

Symbols like ASL and lexigrams can also be used for communication between chimps and humans